Finding the Third Proportional to 331,496 and 723,714.50

Step by Step Solution

1. Step 1: Write the proportion equation
   331,496 : 723,714.50 = 723,714.50 : x
2. Step 2: Convert to fraction form
   331,496/723,714.50 = 723,714.50/x
3. Step 3: Cross multiply
   331,496x = 723,714.50 × 723,714.50
4. Step 4: Simplify right side
   331,496x = 523,762,677,510.25
5. Step 5: Solve for x
   x = 523,762,677,510.25/331,496
6. Step 6: Final answer
   x = 1,579,996.98