Finding the Fourth Proportional to 17,603.25, 24,292.49 and 9,645.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,603.25 : 24,292.49 = 9,645.50 : x
2. Step 2: Convert to fraction form
   17,603.25/24,292.49 = 9,645.50/x
3. Step 3: Cross multiply
   17,603.25x = 24,292.49 × 9,645.50
4. Step 4: Simplify right side
   17,603.25x = 234,313,042.61
5. Step 5: Solve for x
   x = 234,313,042.61/17,603.25
6. Step 6: Final answer
   x = 13,310.78