Finding the Fourth Proportional to 8,871.60, 12,240.18 and 5,333.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,871.60 : 12,240.18 = 5,333.52 : x
2. Step 2: Convert to fraction form
   8,871.60/12,240.18 = 5,333.52/x
3. Step 3: Cross multiply
   8,871.60x = 12,240.18 × 5,333.52
4. Step 4: Simplify right side
   8,871.60x = 65,283,244.83
5. Step 5: Solve for x
   x = 65,283,244.83/8,871.60
6. Step 6: Final answer
   x = 7,358.68