Finding the Third Proportional to 91,080,436.50 and 140,876,731

Step by Step Solution

1. Step 1: Write the proportion equation
   91,080,436.50 : 140,876,731 = 140,876,731 : x
2. Step 2: Convert to fraction form
   91,080,436.50/140,876,731 = 140,876,731/x
3. Step 3: Cross multiply
   91,080,436.50x = 140,876,731 × 140,876,731
4. Step 4: Simplify right side
   91,080,436.50x = 19,846,253,337,246,360
5. Step 5: Solve for x
   x = 19,846,253,337,246,360/91,080,436.50
6. Step 6: Final answer
   x = 217,898,092.06