Returns the overall coordinate of the bottom or right of the last visible month depending on the current MonthViewScrollDirection. If scrolling vertically, this returns the bottom coordinate of the last visible month, otherwise it returns the right coordinate of the last visible month.
Target Platforms: Android 4.4+, iOS 8+
Development Environments: Visual Studio 2015+, Visual Studio for Mac Preview, Xamarin for Visual Studio 4.2+
