Finding the Third Proportional to 56,090,460 and 86,161,812

Step by Step Solution

1. Step 1: Write the proportion equation
   56,090,460 : 86,161,812 = 86,161,812 : x
2. Step 2: Convert to fraction form
   56,090,460/86,161,812 = 86,161,812/x
3. Step 3: Cross multiply
   56,090,460x = 86,161,812 × 86,161,812
4. Step 4: Simplify right side
   56,090,460x = 7,423,857,847,123,344
5. Step 5: Solve for x
   x = 7,423,857,847,123,344/56,090,460
6. Step 6: Final answer
   x = 132,355,089.39