Finding the Fourth Proportional to 17,824.10, 24,596.96 and 9,866.15

Step by Step Solution

1. Step 1: Write the proportion equation
   17,824.10 : 24,596.96 = 9,866.15 : x
2. Step 2: Convert to fraction form
   17,824.10/24,596.96 = 9,866.15/x
3. Step 3: Cross multiply
   17,824.10x = 24,596.96 × 9,866.15
4. Step 4: Simplify right side
   17,824.10x = 242,677,333.73
5. Step 5: Solve for x
   x = 242,677,333.73/17,824.10
6. Step 6: Final answer
   x = 13,615.13