Finding the Fourth Proportional to 17,829.86, 24,605.01 and 9,872.55

Step by Step Solution

1. Step 1: Write the proportion equation
   17,829.86 : 24,605.01 = 9,872.55 : x
2. Step 2: Convert to fraction form
   17,829.86/24,605.01 = 9,872.55/x
3. Step 3: Cross multiply
   17,829.86x = 24,605.01 × 9,872.55
4. Step 4: Simplify right side
   17,829.86x = 242,914,191.48
5. Step 5: Solve for x
   x = 242,914,191.48/17,829.86
6. Step 6: Final answer
   x = 13,624.01