Finding the Fourth Proportional to 17,824.52, 24,597.80 and 9,866.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,824.52 : 24,597.80 = 9,866.72 : x
2. Step 2: Convert to fraction form
   17,824.52/24,597.80 = 9,866.72/x
3. Step 3: Cross multiply
   17,824.52x = 24,597.80 × 9,866.72
4. Step 4: Simplify right side
   17,824.52x = 242,699,605.22
5. Step 5: Solve for x
   x = 242,699,605.22/17,824.52
6. Step 6: Final answer
   x = 13,616.05