Finding the Fourth Proportional to 17,603.31, 24,292.57 and 9,645.82

Step by Step Solution

1. Step 1: Write the proportion equation
   17,603.31 : 24,292.57 = 9,645.82 : x
2. Step 2: Convert to fraction form
   17,603.31/24,292.57 = 9,645.82/x
3. Step 3: Cross multiply
   17,603.31x = 24,292.57 × 9,645.82
4. Step 4: Simplify right side
   17,603.31x = 234,321,757.56
5. Step 5: Solve for x
   x = 234,321,757.56/17,603.31
6. Step 6: Final answer
   x = 13,311.23