Finding the Fourth Proportional to 17,518.96, 24,176.33 and 9,561.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,518.96 : 24,176.33 = 9,561.31 : x
2. Step 2: Convert to fraction form
   17,518.96/24,176.33 = 9,561.31/x
3. Step 3: Cross multiply
   17,518.96x = 24,176.33 × 9,561.31
4. Step 4: Simplify right side
   17,518.96x = 231,157,385.79
5. Step 5: Solve for x
   x = 231,157,385.79/17,518.96
6. Step 6: Final answer
   x = 13,194.70