Finding the Fourth Proportional to 16,137.20, 24,204.76 and 5,604.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,137.20 : 24,204.76 = 5,604.72 : x
2. Step 2: Convert to fraction form
   16,137.20/24,204.76 = 5,604.72/x
3. Step 3: Cross multiply
   16,137.20x = 24,204.76 × 5,604.72
4. Step 4: Simplify right side
   16,137.20x = 135,660,902.47
5. Step 5: Solve for x
   x = 135,660,902.47/16,137.20
6. Step 6: Final answer
   x = 8,406.72