Finding the Third Proportional to 31,900,713 and 49,491,379.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,900,713 : 49,491,379.50 = 49,491,379.50 : x
2. Step 2: Convert to fraction form
   31,900,713/49,491,379.50 = 49,491,379.50/x
3. Step 3: Cross multiply
   31,900,713x = 49,491,379.50 × 49,491,379.50
4. Step 4: Simplify right side
   31,900,713x = 2,449,396,644,813,020
5. Step 5: Solve for x
   x = 2,449,396,644,813,020/31,900,713
6. Step 6: Final answer
   x = 76,781,877.72