Finding the Fourth Proportional to 4,028.69, 5,559.82 and 2,260.55

Step by Step Solution

1. Step 1: Write the proportion equation
   4,028.69 : 5,559.82 = 2,260.55 : x
2. Step 2: Convert to fraction form
   4,028.69/5,559.82 = 2,260.55/x
3. Step 3: Cross multiply
   4,028.69x = 5,559.82 × 2,260.55
4. Step 4: Simplify right side
   4,028.69x = 12,568,259.35
5. Step 5: Solve for x
   x = 12,568,259.35/4,028.69
6. Step 6: Final answer
   x = 3,119.69