Finding the Third Proportional to 39,105,568.50 and 59,161,665

Step by Step Solution

1. Step 1: Write the proportion equation
   39,105,568.50 : 59,161,665 = 59,161,665 : x
2. Step 2: Convert to fraction form
   39,105,568.50/59,161,665 = 59,161,665/x
3. Step 3: Cross multiply
   39,105,568.50x = 59,161,665 × 59,161,665
4. Step 4: Simplify right side
   39,105,568.50x = 3,500,102,605,572,225
5. Step 5: Solve for x
   x = 3,500,102,605,572,225/39,105,568.50
6. Step 6: Final answer
   x = 89,503,943.81