Finding the Third Proportional to 42,107,639 and 63,472,499

Step by Step Solution

1. Step 1: Write the proportion equation
   42,107,639 : 63,472,499 = 63,472,499 : x
2. Step 2: Convert to fraction form
   42,107,639/63,472,499 = 63,472,499/x
3. Step 3: Cross multiply
   42,107,639x = 63,472,499 × 63,472,499
4. Step 4: Simplify right side
   42,107,639x = 4,028,758,129,305,001
5. Step 5: Solve for x
   x = 4,028,758,129,305,001/42,107,639
6. Step 6: Final answer
   x = 95,677,606.84