Finding the Fourth Proportional to 17,680.79, 24,399.63 and 9,614.45

Step by Step Solution

1. Step 1: Write the proportion equation
   17,680.79 : 24,399.63 = 9,614.45 : x
2. Step 2: Convert to fraction form
   17,680.79/24,399.63 = 9,614.45/x
3. Step 3: Cross multiply
   17,680.79x = 24,399.63 × 9,614.45
4. Step 4: Simplify right side
   17,680.79x = 234,589,022.65
5. Step 5: Solve for x
   x = 234,589,022.65/17,680.79
6. Step 6: Final answer
   x = 13,268.02