Finding the Third Proportional to 337,078.50 and 723,729

Step by Step Solution

1. Step 1: Write the proportion equation
   337,078.50 : 723,729 = 723,729 : x
2. Step 2: Convert to fraction form
   337,078.50/723,729 = 723,729/x
3. Step 3: Cross multiply
   337,078.50x = 723,729 × 723,729
4. Step 4: Simplify right side
   337,078.50x = 523,783,665,441
5. Step 5: Solve for x
   x = 523,783,665,441/337,078.50
6. Step 6: Final answer
   x = 1,553,892.24