Finding the Fourth Proportional to 9,024.49, 12,454.27 and 5,440.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,024.49 : 12,454.27 = 5,440.59 : x
2. Step 2: Convert to fraction form
   9,024.49/12,454.27 = 5,440.59/x
3. Step 3: Cross multiply
   9,024.49x = 12,454.27 × 5,440.59
4. Step 4: Simplify right side
   9,024.49x = 67,758,563.22
5. Step 5: Solve for x
   x = 67,758,563.22/9,024.49
6. Step 6: Final answer
   x = 7,508.30