Finding the Fourth Proportional to 17,661.18, 24,372.88 and 9,703.61

Step by Step Solution

1. Step 1: Write the proportion equation
   17,661.18 : 24,372.88 = 9,703.61 : x
2. Step 2: Convert to fraction form
   17,661.18/24,372.88 = 9,703.61/x
3. Step 3: Cross multiply
   17,661.18x = 24,372.88 × 9,703.61
4. Step 4: Simplify right side
   17,661.18x = 236,504,922.10
5. Step 5: Solve for x
   x = 236,504,922.10/17,661.18
6. Step 6: Final answer
   x = 13,391.23