Finding the Third Proportional to 331,566 and 723,844.50

Step by Step Solution

1. Step 1: Write the proportion equation
   331,566 : 723,844.50 = 723,844.50 : x
2. Step 2: Convert to fraction form
   331,566/723,844.50 = 723,844.50/x
3. Step 3: Cross multiply
   331,566x = 723,844.50 × 723,844.50
4. Step 4: Simplify right side
   331,566x = 523,950,860,180.25
5. Step 5: Solve for x
   x = 523,950,860,180.25/331,566
6. Step 6: Final answer
   x = 1,580,230.97