She could not have died in 1792 as she married Jacob Burkett/Burkit 10 Nov 1803. West Virginia, Marriages Index, 1785-1971;
Record details
Name Mary Ann Zane
Gender Female
Spouse's Name Jacob Burkit
Spouse Gender Male
Marriage Date 10 Nov 1803
Marriage Place Ohio, West Virginia (I know it was Viginia at the time but this is the way Ancestry has recorded it)