Finding the Fourth Proportional to 16,120.30, 24,165.86 and 5,729.62

Step by Step Solution

1. Step 1: Write the proportion equation
   16,120.30 : 24,165.86 = 5,729.62 : x
2. Step 2: Convert to fraction form
   16,120.30/24,165.86 = 5,729.62/x
3. Step 3: Cross multiply
   16,120.30x = 24,165.86 × 5,729.62
4. Step 4: Simplify right side
   16,120.30x = 138,461,194.77
5. Step 5: Solve for x
   x = 138,461,194.77/16,120.30
6. Step 6: Final answer
   x = 8,589.24