Finding the Fourth Proportional to 17,643.33, 24,348.20 and 9,686.12

Step by Step Solution

1. Step 1: Write the proportion equation
   17,643.33 : 24,348.20 = 9,686.12 : x
2. Step 2: Convert to fraction form
   17,643.33/24,348.20 = 9,686.12/x
3. Step 3: Cross multiply
   17,643.33x = 24,348.20 × 9,686.12
4. Step 4: Simplify right side
   17,643.33x = 235,839,416.81
5. Step 5: Solve for x
   x = 235,839,416.81/17,643.33
6. Step 6: Final answer
   x = 13,367.06