Finding the Third Proportional to 67,057,437 and 102,510,823.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,057,437 : 102,510,823.50 = 102,510,823.50 : x
2. Step 2: Convert to fraction form
   67,057,437/102,510,823.50 = 102,510,823.50/x
3. Step 3: Cross multiply
   67,057,437x = 102,510,823.50 × 102,510,823.50
4. Step 4: Simplify right side
   67,057,437x = 10,508,468,934,648,152
5. Step 5: Solve for x
   x = 10,508,468,934,648,152/67,057,437
6. Step 6: Final answer
   x = 156,708,478.65