Finding the Fourth Proportional to 6,043.49, 8,340.78 and 3,391.05

Step by Step Solution

1. Step 1: Write the proportion equation
   6,043.49 : 8,340.78 = 3,391.05 : x
2. Step 2: Convert to fraction form
   6,043.49/8,340.78 = 3,391.05/x
3. Step 3: Cross multiply
   6,043.49x = 8,340.78 × 3,391.05
4. Step 4: Simplify right side
   6,043.49x = 28,284,002.02
5. Step 5: Solve for x
   x = 28,284,002.02/6,043.49
6. Step 6: Final answer
   x = 4,680.08