Finding the Fourth Proportional to 6,003.20, 8,284.20 and 3,766.28

Step by Step Solution

1. Step 1: Write the proportion equation
   6,003.20 : 8,284.20 = 3,766.28 : x
2. Step 2: Convert to fraction form
   6,003.20/8,284.20 = 3,766.28/x
3. Step 3: Cross multiply
   6,003.20x = 8,284.20 × 3,766.28
4. Step 4: Simplify right side
   6,003.20x = 31,200,616.78
5. Step 5: Solve for x
   x = 31,200,616.78/6,003.20
6. Step 6: Final answer
   x = 5,197.33