Finding the Fourth Proportional to 17,516.45, 24,172.88 and 9,558.81

Step by Step Solution

1. Step 1: Write the proportion equation
   17,516.45 : 24,172.88 = 9,558.81 : x
2. Step 2: Convert to fraction form
   17,516.45/24,172.88 = 9,558.81/x
3. Step 3: Cross multiply
   17,516.45x = 24,172.88 × 9,558.81
4. Step 4: Simplify right side
   17,516.45x = 231,063,973.05
5. Step 5: Solve for x
   x = 231,063,973.05/17,516.45
6. Step 6: Final answer
   x = 13,191.25