Can you confirm what your looking for. Sounds like you want to know the percentage of visits to Page1 where a user with an eVar1="Proposed" goes on to page2. If so, then see below. If not, please clarify.  Visit Page = "Page1" & eVar1 = "Proposed" -then- Page = "Page2" & eVar1 = "Proposed"  Divided ...

You could use the Approximate Count Distinct function to create a calculated "Days" metric. It's only going to return a count for days that have a value, but it sounds like that's what you want.  Here's an Analytics Demystified article explaining how to create a 'Daily Average Visits' metric. You'd ...