Finding the Fourth Proportional to 17,271.33, 23,835.16 and 9,717.98

Step by Step Solution

1. Step 1: Write the proportion equation
   17,271.33 : 23,835.16 = 9,717.98 : x
2. Step 2: Convert to fraction form
   17,271.33/23,835.16 = 9,717.98/x
3. Step 3: Cross multiply
   17,271.33x = 23,835.16 × 9,717.98
4. Step 4: Simplify right side
   17,271.33x = 231,629,501.15
5. Step 5: Solve for x
   x = 231,629,501.15/17,271.33
6. Step 6: Final answer
   x = 13,411.22