"KBH" wrote in message
.. .
....
I have posted a law-of-cosines calculation example several times where
coordinates of an intersection point are determined from two GPS locations
with a bearing from each location...to the intersection point. I can find
one of those in my files and post it later if that is needed.

The free software FAA software compsys21 will do this and more
http://www.naco.faa.gov/index.asp?xm...online/compsys