Finding the Fourth Proportional to 9,616.27, 13,269.94 and 5,424.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,616.27 : 13,269.94 = 5,424.25 : x
2. Step 2: Convert to fraction form
   9,616.27/13,269.94 = 5,424.25/x
3. Step 3: Cross multiply
   9,616.27x = 13,269.94 × 5,424.25
4. Step 4: Simplify right side
   9,616.27x = 71,979,472.05
5. Step 5: Solve for x
   x = 71,979,472.05/9,616.27
6. Step 6: Final answer
   x = 7,485.18