Finding the Third Proportional to 247,025 and 531,499

Step by Step Solution

1. Step 1: Write the proportion equation
   247,025 : 531,499 = 531,499 : x
2. Step 2: Convert to fraction form
   247,025/531,499 = 531,499/x
3. Step 3: Cross multiply
   247,025x = 531,499 × 531,499
4. Step 4: Simplify right side
   247,025x = 282,491,187,001
5. Step 5: Solve for x
   x = 282,491,187,001/247,025
6. Step 6: Final answer
   x = 1,143,573.27