Finding the Third Proportional to 506,452.50 and 772,542

Step by Step Solution

1. Step 1: Write the proportion equation
   506,452.50 : 772,542 = 772,542 : x
2. Step 2: Convert to fraction form
   506,452.50/772,542 = 772,542/x
3. Step 3: Cross multiply
   506,452.50x = 772,542 × 772,542
4. Step 4: Simplify right side
   506,452.50x = 596,821,141,764
5. Step 5: Solve for x
   x = 596,821,141,764/506,452.50
6. Step 6: Final answer
   x = 1,178,434.59