There is no need to pay additional fee. I will help you in the question and answer session.
In this case, you need to fill out Gmail recovery form and provide them as much details as you can with the best of your knowledge regarding your gmail account to verify ownership of your account.
Click the link:
Choose "I don't know my password".
Enter your email address and click Continue.
Under Enter the last password ***** remember, please choose "I don't know" and then click "Having trouble? Try a different way of resetting your password." It will show a new page will ask you to enter information.
And then fill out all of the required details.
Under Contact information, please enter a valid alternate working email address.
Once you fill out all of the required details, Gmail team will get back to you on your alternate working email address in 12-24 hours.
If you have other queries regarding this, please reply back to me the box given below.
And if you can take a second to rate my service(-OK or more -by clicking stars at the top of the page and choose submit), to credit me for my time, work and efforts, that would be greatly appreciated.
You can continue working with me even after rating