Finding the Third Proportional to 457,825.50 and 673,502

Step by Step Solution

1. Step 1: Write the proportion equation
   457,825.50 : 673,502 = 673,502 : x
2. Step 2: Convert to fraction form
   457,825.50/673,502 = 673,502/x
3. Step 3: Cross multiply
   457,825.50x = 673,502 × 673,502
4. Step 4: Simplify right side
   457,825.50x = 453,604,944,004
5. Step 5: Solve for x
   x = 453,604,944,004/457,825.50
6. Step 6: Final answer
   x = 990,781.30