Finding the Fourth Proportional to 9,617.10, 13,269.33 and 5,424.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,617.10 : 13,269.33 = 5,424.54 : x
2. Step 2: Convert to fraction form
   9,617.10/13,269.33 = 5,424.54/x
3. Step 3: Cross multiply
   9,617.10x = 13,269.33 × 5,424.54
4. Step 4: Simplify right side
   9,617.10x = 71,980,011.36
5. Step 5: Solve for x
   x = 71,980,011.36/9,617.10
6. Step 6: Final answer
   x = 7,484.59