Go to https://x10hosting.com/control/login.php and login with forums username and password. Then Click on "View Details" right after your cPanel Name on the main page.
The details of your hosting account are shown on this page. Reset cPanel Password:
Go to Hosting on TOP navigation, ----> Then click on Update password. There you can change your cPanel password.
Note: Passwords for your client account, cPanel, and forums will become same after resetting password.