Finding the Fourth Proportional to 8,949.68, 12,356.61 and 5,597.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,949.68 : 12,356.61 = 5,597.54 : x
2. Step 2: Convert to fraction form
   8,949.68/12,356.61 = 5,597.54/x
3. Step 3: Cross multiply
   8,949.68x = 12,356.61 × 5,597.54
4. Step 4: Simplify right side
   8,949.68x = 69,166,618.74
5. Step 5: Solve for x
   x = 69,166,618.74/8,949.68
6. Step 6: Final answer
   x = 7,728.39