Finding the Third Proportional to 31,056,376 and 67,288,524

Step by Step Solution

1. Step 1: Write the proportion equation
   31,056,376 : 67,288,524 = 67,288,524 : x
2. Step 2: Convert to fraction form
   31,056,376/67,288,524 = 67,288,524/x
3. Step 3: Cross multiply
   31,056,376x = 67,288,524 × 67,288,524
4. Step 4: Simplify right side
   31,056,376x = 4,527,745,462,098,576
5. Step 5: Solve for x
   x = 4,527,745,462,098,576/31,056,376
6. Step 6: Final answer
   x = 145,791,172.22