Finding the Fourth Proportional to 17,271.43, 23,834.06 and 9,718.18

Step by Step Solution

1. Step 1: Write the proportion equation
   17,271.43 : 23,834.06 = 9,718.18 : x
2. Step 2: Convert to fraction form
   17,271.43/23,834.06 = 9,718.18/x
3. Step 3: Cross multiply
   17,271.43x = 23,834.06 × 9,718.18
4. Step 4: Simplify right side
   17,271.43x = 231,623,636.62
5. Step 5: Solve for x
   x = 231,623,636.62/17,271.43
6. Step 6: Final answer
   x = 13,410.80