Finding the Fourth Proportional to 16,087.31, 24,089.18 and 11,105.06

Step by Step Solution

1. Step 1: Write the proportion equation
   16,087.31 : 24,089.18 = 11,105.06 : x
2. Step 2: Convert to fraction form
   16,087.31/24,089.18 = 11,105.06/x
3. Step 3: Cross multiply
   16,087.31x = 24,089.18 × 11,105.06
4. Step 4: Simplify right side
   16,087.31x = 267,511,793.95
5. Step 5: Solve for x
   x = 267,511,793.95/16,087.31
6. Step 6: Final answer
   x = 16,628.75