Finding the Fourth Proportional to 16,601.20, 24,904.76 and 5,508.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,601.20 : 24,904.76 = 5,508.55 : x
2. Step 2: Convert to fraction form
   16,601.20/24,904.76 = 5,508.55/x
3. Step 3: Cross multiply
   16,601.20x = 24,904.76 × 5,508.55
4. Step 4: Simplify right side
   16,601.20x = 137,189,088.16
5. Step 5: Solve for x
   x = 137,189,088.16/16,601.20
6. Step 6: Final answer
   x = 8,263.81