Finding the Fourth Proportional to 16,120.56, 24,166.24 and 5,729.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,120.56 : 24,166.24 = 5,729.88 : x
2. Step 2: Convert to fraction form
   16,120.56/24,166.24 = 5,729.88/x
3. Step 3: Cross multiply
   16,120.56x = 24,166.24 × 5,729.88
4. Step 4: Simplify right side
   16,120.56x = 138,469,655.25
5. Step 5: Solve for x
   x = 138,469,655.25/16,120.56
6. Step 6: Final answer
   x = 8,589.63