Finding the Fourth Proportional to 17,641.59, 24,345.53 and 9,684.55

Step by Step Solution

1. Step 1: Write the proportion equation
   17,641.59 : 24,345.53 = 9,684.55 : x
2. Step 2: Convert to fraction form
   17,641.59/24,345.53 = 9,684.55/x
3. Step 3: Cross multiply
   17,641.59x = 24,345.53 × 9,684.55
4. Step 4: Simplify right side
   17,641.59x = 235,775,502.56
5. Step 5: Solve for x
   x = 235,775,502.56/17,641.59
6. Step 6: Final answer
   x = 13,364.75