Finding the Fourth Proportional to 16,399.60, 24,601.80 and 5,304.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,399.60 : 24,601.80 = 5,304.16 : x
2. Step 2: Convert to fraction form
   16,399.60/24,601.80 = 5,304.16/x
3. Step 3: Cross multiply
   16,399.60x = 24,601.80 × 5,304.16
4. Step 4: Simplify right side
   16,399.60x = 130,491,883.49
5. Step 5: Solve for x
   x = 130,491,883.49/16,399.60
6. Step 6: Final answer
   x = 7,957.02