Finding the Fourth Proportional to 17,681.13, 24,399.96 and 9,723.89

Step by Step Solution

1. Step 1: Write the proportion equation
   17,681.13 : 24,399.96 = 9,723.89 : x
2. Step 2: Convert to fraction form
   17,681.13/24,399.96 = 9,723.89/x
3. Step 3: Cross multiply
   17,681.13x = 24,399.96 × 9,723.89
4. Step 4: Simplify right side
   17,681.13x = 237,262,527.04
5. Step 5: Solve for x
   x = 237,262,527.04/17,681.13
6. Step 6: Final answer
   x = 13,418.97