Finding the Fourth Proportional to 6,118.28, 8,443.18 and 3,323.80

Step by Step Solution

1. Step 1: Write the proportion equation
   6,118.28 : 8,443.18 = 3,323.80 : x
2. Step 2: Convert to fraction form
   6,118.28/8,443.18 = 3,323.80/x
3. Step 3: Cross multiply
   6,118.28x = 8,443.18 × 3,323.80
4. Step 4: Simplify right side
   6,118.28x = 28,063,441.68
5. Step 5: Solve for x
   x = 28,063,441.68/6,118.28
6. Step 6: Final answer
   x = 4,586.82