Finding the Fourth Proportional to 517,025.10, 775,610.55 and 162,002.10

Step by Step Solution

1. Step 1: Write the proportion equation
   517,025.10 : 775,610.55 = 162,002.10 : x
2. Step 2: Convert to fraction form
   517,025.10/775,610.55 = 162,002.10/x
3. Step 3: Cross multiply
   517,025.10x = 775,610.55 × 162,002.10
4. Step 4: Simplify right side
   517,025.10x = 125,650,537,882.16
5. Step 5: Solve for x
   x = 125,650,537,882.16/517,025.10
6. Step 6: Final answer
   x = 243,025.99