Finding the Fourth Proportional to 6,340.67, 8,747.18 and 4,103.27

Step by Step Solution

1. Step 1: Write the proportion equation
   6,340.67 : 8,747.18 = 4,103.27 : x
2. Step 2: Convert to fraction form
   6,340.67/8,747.18 = 4,103.27/x
3. Step 3: Cross multiply
   6,340.67x = 8,747.18 × 4,103.27
4. Step 4: Simplify right side
   6,340.67x = 35,892,041.28
5. Step 5: Solve for x
   x = 35,892,041.28/6,340.67
6. Step 6: Final answer
   x = 5,660.61