Finding the Fourth Proportional to 17,499.15, 24,138.09 and 11,200.59

Step by Step Solution

1. Step 1: Write the proportion equation
   17,499.15 : 24,138.09 = 11,200.59 : x
2. Step 2: Convert to fraction form
   17,499.15/24,138.09 = 11,200.59/x
3. Step 3: Cross multiply
   17,499.15x = 24,138.09 × 11,200.59
4. Step 4: Simplify right side
   17,499.15x = 270,360,849.47
5. Step 5: Solve for x
   x = 270,360,849.47/17,499.15
6. Step 6: Final answer
   x = 15,449.94