its a multistep process, you may want to peruse the various posts about it and see if one helps you out...Im not sure Intuit has a step by step guide, it didnt come up when I was looking for it..heres a list of posts asking how to do it, maybe one or more will help.

https://www.google.com/search?q=proseries+sale+of+rental+property&oq=proseries+sale+of+rental+proper...