Finding the Fourth Proportional to 17,391.24, 23,999.58 and 9,629.82

Step by Step Solution

1. Step 1: Write the proportion equation
   17,391.24 : 23,999.58 = 9,629.82 : x
2. Step 2: Convert to fraction form
   17,391.24/23,999.58 = 9,629.82/x
3. Step 3: Cross multiply
   17,391.24x = 23,999.58 × 9,629.82
4. Step 4: Simplify right side
   17,391.24x = 231,111,635.48
5. Step 5: Solve for x
   x = 231,111,635.48/17,391.24
6. Step 6: Final answer
   x = 13,288.97