Finding the Fourth Proportional to 17,498.28, 24,147.21 and 9,540.48

Step by Step Solution

1. Step 1: Write the proportion equation
   17,498.28 : 24,147.21 = 9,540.48 : x
2. Step 2: Convert to fraction form
   17,498.28/24,147.21 = 9,540.48/x
3. Step 3: Cross multiply
   17,498.28x = 24,147.21 × 9,540.48
4. Step 4: Simplify right side
   17,498.28x = 230,376,100.39
5. Step 5: Solve for x
   x = 230,376,100.39/17,498.28
6. Step 6: Final answer
   x = 13,165.64