Finding the Fourth Proportional to 17,500.85, 24,151.29 and 9,543.21

Step by Step Solution

1. Step 1: Write the proportion equation
   17,500.85 : 24,151.29 = 9,543.21 : x
2. Step 2: Convert to fraction form
   17,500.85/24,151.29 = 9,543.21/x
3. Step 3: Cross multiply
   17,500.85x = 24,151.29 × 9,543.21
4. Step 4: Simplify right side
   17,500.85x = 230,480,705.89
5. Step 5: Solve for x
   x = 230,480,705.89/17,500.85
6. Step 6: Final answer
   x = 13,169.69