Finding the Fourth Proportional to 17,017.32, 23,480.46 and 9,942.38

Step by Step Solution

1. Step 1: Write the proportion equation
   17,017.32 : 23,480.46 = 9,942.38 : x
2. Step 2: Convert to fraction form
   17,017.32/23,480.46 = 9,942.38/x
3. Step 3: Cross multiply
   17,017.32x = 23,480.46 × 9,942.38
4. Step 4: Simplify right side
   17,017.32x = 233,451,655.89
5. Step 5: Solve for x
   x = 233,451,655.89/17,017.32
6. Step 6: Final answer
   x = 13,718.47