Find the Windows Update Agent Version?

https://msdn.microsoft.com/en-us/library/windows/desktop/aa385815(v=vs.85).aspx

According to that page, you need to look at %SystemRoot%\System32\wuaueng.dll

Let me know if you need help adding that to your scan profile and creating a collection.

How would we go about adding that to the scan profile and creating a collection?

Go to Preferences --> Scan Profiles --> Standard --> Add --> Files

Next, create a basic report with these filters

and these columns

Here's the result

Now, let's say you want a collection that looks for outdated versions: