Finding the Third Proportional to 31,799,662 and 68,635,256

Step by Step Solution

1. Step 1: Write the proportion equation
   31,799,662 : 68,635,256 = 68,635,256 : x
2. Step 2: Convert to fraction form
   31,799,662/68,635,256 = 68,635,256/x
3. Step 3: Cross multiply
   31,799,662x = 68,635,256 × 68,635,256
4. Step 4: Simplify right side
   31,799,662x = 4,710,798,366,185,536
5. Step 5: Solve for x
   x = 4,710,798,366,185,536/31,799,662
6. Step 6: Final answer
   x = 148,139,887.97