Hi there and welcome
You can do this via the email address assigned to your Kindle for this specific function as long as the document is compatable.
Follow the instructions on my link below and it will lead you through how to do this
If you have any problems, or would like any additional information or assistance, please do not hesitate to let me know.
Else if you can take a second to rate my service by clicking one of the stars at the top of the screen then submit, that would be greatly appreciated.