Finding the Third Proportional to 58,180,670 and 86,766,472

Step by Step Solution

1. Step 1: Write the proportion equation
   58,180,670 : 86,766,472 = 86,766,472 : x
2. Step 2: Convert to fraction form
   58,180,670/86,766,472 = 86,766,472/x
3. Step 3: Cross multiply
   58,180,670x = 86,766,472 × 86,766,472
4. Step 4: Simplify right side
   58,180,670x = 7,528,420,663,326,784
5. Step 5: Solve for x
   x = 7,528,420,663,326,784/58,180,670
6. Step 6: Final answer
   x = 129,397,283.73