Rodrick,
There is an easy answer and also a difficult one...
Easy answer: You are a customer of The PM PrepCast. Once you have passed our Final Exam you will receive a 35 contact hours certificate. That is all that you need for your PMP Exam in regards to contact hours.
Difficult answer: You would need to review each hour of the courses that you have taken and evaluate them against the Contact Hour requirements that PMI outlines at the bottom of page 8 in the handbook at
http://www.pmi.org/en/Certification/~/media/PDF/Certifications/pdc_pmphandbook.ashx
. The classes that count must be directly related to project management. Excel classes would not count. It would probably take quite a bit of time figuring out what counts and what doesn't. Time that you could invest into preparing for the exam.
So the choice is yours. You can go the easy or difficult route. (Guess what my recommendation would be...