Finding the Fourth Proportional to 17,680.80, 24,399.58 and 9,614.54

Step by Step Solution

1. Step 1: Write the proportion equation
   17,680.80 : 24,399.58 = 9,614.54 : x
2. Step 2: Convert to fraction form
   17,680.80/24,399.58 = 9,614.54/x
3. Step 3: Cross multiply
   17,680.80x = 24,399.58 × 9,614.54
4. Step 4: Simplify right side
   17,680.80x = 234,590,737.89
5. Step 5: Solve for x
   x = 234,590,737.89/17,680.80
6. Step 6: Final answer
   x = 13,268.11