Finding the Third Proportional to 34,681,187 and 72,231,531

Step by Step Solution

1. Step 1: Write the proportion equation
   34,681,187 : 72,231,531 = 72,231,531 : x
2. Step 2: Convert to fraction form
   34,681,187/72,231,531 = 72,231,531/x
3. Step 3: Cross multiply
   34,681,187x = 72,231,531 × 72,231,531
4. Step 4: Simplify right side
   34,681,187x = 5,217,394,070,603,961
5. Step 5: Solve for x
   x = 5,217,394,070,603,961/34,681,187
6. Step 6: Final answer
   x = 150,438,739.90