As Susan says, you need to input the amounts taxable by the respective states.  PTO wouldn't otherwise know how much income your client had from each source while resident in each of the states.  Just like you wouldn't know unless your client tells you, so, now, you need to tell PTO what to do.

Check out these articles for instructions on how to prepare multi-state returns in PTO.  The second article is a bit dated but it is still a good reference.

https://proconnect.intuit.com/community/help-articles/help/how-to-create-a-multi-state-return/00/471...

https://proconnect.intuit.com/taxprocenter/practice-management/handling-multi-state-returns-in-proco...