Finding the Fourth Proportional to 17,170.71, 23,693.10 and 9,617.37

Step by Step Solution

1. Step 1: Write the proportion equation
   17,170.71 : 23,693.10 = 9,617.37 : x
2. Step 2: Convert to fraction form
   17,170.71/23,693.10 = 9,617.37/x
3. Step 3: Cross multiply
   17,170.71x = 23,693.10 × 9,617.37
4. Step 4: Simplify right side
   17,170.71x = 227,865,309.15
5. Step 5: Solve for x
   x = 227,865,309.15/17,170.71
6. Step 6: Final answer
   x = 13,270.58