Finding the Fourth Proportional to 16,109.42, 24,165.20 and 5,580.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,109.42 : 24,165.20 = 5,580.50 : x
2. Step 2: Convert to fraction form
   16,109.42/24,165.20 = 5,580.50/x
3. Step 3: Cross multiply
   16,109.42x = 24,165.20 × 5,580.50
4. Step 4: Simplify right side
   16,109.42x = 134,853,791.73
5. Step 5: Solve for x
   x = 134,853,791.73/16,109.42
6. Step 6: Final answer
   x = 8,371.12