Finding the Third Proportional to 72,722,222.72 and 156,981,963.94

Step by Step Solution

1. Step 1: Write the proportion equation
   72,722,222.72 : 156,981,963.94 = 156,981,963.94 : x
2. Step 2: Convert to fraction form
   72,722,222.72/156,981,963.94 = 156,981,963.94/x
3. Step 3: Cross multiply
   72,722,222.72x = 156,981,963.94 × 156,981,963.94
4. Step 4: Simplify right side
   72,722,222.72x = 24,643,337,001,674,552
5. Step 5: Solve for x
   x = 24,643,337,001,674,552/72,722,222.72
6. Step 6: Final answer
   x = 338,869,414.06