Finding the Fourth Proportional to 12,417.02, 18,625.37 and 3,057.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,417.02 : 18,625.37 = 3,057.15 : x
2. Step 2: Convert to fraction form
   12,417.02/18,625.37 = 3,057.15/x
3. Step 3: Cross multiply
   12,417.02x = 18,625.37 × 3,057.15
4. Step 4: Simplify right side
   12,417.02x = 56,940,534.61
5. Step 5: Solve for x
   x = 56,940,534.61/12,417.02
6. Step 6: Final answer
   x = 4,585.69