Finding the Fourth Proportional to 17,515.93, 24,172.50 and 9,558.67

Step by Step Solution

1. Step 1: Write the proportion equation
   17,515.93 : 24,172.50 = 9,558.67 : x
2. Step 2: Convert to fraction form
   17,515.93/24,172.50 = 9,558.67/x
3. Step 3: Cross multiply
   17,515.93x = 24,172.50 × 9,558.67
4. Step 4: Simplify right side
   17,515.93x = 231,056,978.42
5. Step 5: Solve for x
   x = 231,056,978.42/17,515.93
6. Step 6: Final answer
   x = 13,191.25