Finding the Fourth Proportional to 17,271.51, 23,833.70 and 9,718.17

Step by Step Solution

1. Step 1: Write the proportion equation
   17,271.51 : 23,833.70 = 9,718.17 : x
2. Step 2: Convert to fraction form
   17,271.51/23,833.70 = 9,718.17/x
3. Step 3: Cross multiply
   17,271.51x = 23,833.70 × 9,718.17
4. Step 4: Simplify right side
   17,271.51x = 231,619,948.33
5. Step 5: Solve for x
   x = 231,619,948.33/17,271.51
6. Step 6: Final answer
   x = 13,410.52