Finding the Fourth Proportional to 16,081.55, 24,080.77 and 11,099.29

Step by Step Solution

1. Step 1: Write the proportion equation
   16,081.55 : 24,080.77 = 11,099.29 : x
2. Step 2: Convert to fraction form
   16,081.55/24,080.77 = 11,099.29/x
3. Step 3: Cross multiply
   16,081.55x = 24,080.77 × 11,099.29
4. Step 4: Simplify right side
   16,081.55x = 267,279,361.70
5. Step 5: Solve for x
   x = 267,279,361.70/16,081.55
6. Step 6: Final answer
   x = 16,620.25