Finding the Third Proportional to 331,224.50 and 496,822

Step by Step Solution

1. Step 1: Write the proportion equation
   331,224.50 : 496,822 = 496,822 : x
2. Step 2: Convert to fraction form
   331,224.50/496,822 = 496,822/x
3. Step 3: Cross multiply
   331,224.50x = 496,822 × 496,822
4. Step 4: Simplify right side
   331,224.50x = 246,832,099,684
5. Step 5: Solve for x
   x = 246,832,099,684/331,224.50
6. Step 6: Final answer
   x = 745,210.88