Finding the Fourth Proportional to 8,562.75, 12,845.15 and 3,296.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,562.75 : 12,845.15 = 3,296.54 : x
2. Step 2: Convert to fraction form
   8,562.75/12,845.15 = 3,296.54/x
3. Step 3: Cross multiply
   8,562.75x = 12,845.15 × 3,296.54
4. Step 4: Simplify right side
   8,562.75x = 42,344,550.78
5. Step 5: Solve for x
   x = 42,344,550.78/8,562.75
6. Step 6: Final answer
   x = 4,945.20