Finding the Fourth Proportional to 17,569, 24,250.98 and 12,615.40

Step by Step Solution

1. Step 1: Write the proportion equation
   17,569 : 24,250.98 = 12,615.40 : x
2. Step 2: Convert to fraction form
   17,569/24,250.98 = 12,615.40/x
3. Step 3: Cross multiply
   17,569x = 24,250.98 × 12,615.40
4. Step 4: Simplify right side
   17,569x = 305,935,813.09
5. Step 5: Solve for x
   x = 305,935,813.09/17,569
6. Step 6: Final answer
   x = 17,413.39