Q: I have a new problem, How do I find my password for my back-up files?

See if this support document does help:  http://support.apple.com/kb/TS5162

If you cannot remember your passord at all, you are in bit of a fix, because you need the password to disable the encryption.  The flag for encryption is stored on the device.

The only way to be able to make new, unencrypted backups in this case is to transfer all data from the device to a computer and to restore the device as a new device: 

Set up as a new device  http://support.apple.com/kb/HT4137