Finding the Fourth Proportional to 9,025.57, 12,456.90 and 5,441.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,025.57 : 12,456.90 = 5,441.17 : x
2. Step 2: Convert to fraction form
   9,025.57/12,456.90 = 5,441.17/x
3. Step 3: Cross multiply
   9,025.57x = 12,456.90 × 5,441.17
4. Step 4: Simplify right side
   9,025.57x = 67,780,110.57
5. Step 5: Solve for x
   x = 67,780,110.57/9,025.57
6. Step 6: Final answer
   x = 7,509.79