Finding the Third Proportional to 635,646 and 942,472.50

Step by Step Solution

1. Step 1: Write the proportion equation
   635,646 : 942,472.50 = 942,472.50 : x
2. Step 2: Convert to fraction form
   635,646/942,472.50 = 942,472.50/x
3. Step 3: Cross multiply
   635,646x = 942,472.50 × 942,472.50
4. Step 4: Simplify right side
   635,646x = 888,254,413,256.25
5. Step 5: Solve for x
   x = 888,254,413,256.25/635,646
6. Step 6: Final answer
   x = 1,397,404.24