Finding the Fourth Proportional to 8,280.24, 12,418.56 and 3,348.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,280.24 : 12,418.56 = 3,348.48 : x
2. Step 2: Convert to fraction form
   8,280.24/12,418.56 = 3,348.48/x
3. Step 3: Cross multiply
   8,280.24x = 12,418.56 × 3,348.48
4. Step 4: Simplify right side
   8,280.24x = 41,583,299.79
5. Step 5: Solve for x
   x = 41,583,299.79/8,280.24
6. Step 6: Final answer
   x = 5,021.99