Finding the Fourth Proportional to 17,815.18, 24,585.18 and 11,103.52

Step by Step Solution

1. Step 1: Write the proportion equation
   17,815.18 : 24,585.18 = 11,103.52 : x
2. Step 2: Convert to fraction form
   17,815.18/24,585.18 = 11,103.52/x
3. Step 3: Cross multiply
   17,815.18x = 24,585.18 × 11,103.52
4. Step 4: Simplify right side
   17,815.18x = 272,982,037.83
5. Step 5: Solve for x
   x = 272,982,037.83/17,815.18
6. Step 6: Final answer
   x = 15,323.00