Finding the Third Proportional to 472,635.50 and 726,474

Step by Step Solution

1. Step 1: Write the proportion equation
   472,635.50 : 726,474 = 726,474 : x
2. Step 2: Convert to fraction form
   472,635.50/726,474 = 726,474/x
3. Step 3: Cross multiply
   472,635.50x = 726,474 × 726,474
4. Step 4: Simplify right side
   472,635.50x = 527,764,472,676
5. Step 5: Solve for x
   x = 527,764,472,676/472,635.50
6. Step 6: Final answer
   x = 1,116,641.62