Finding the Fourth Proportional to 2,582.40, 3,559.84 and 2,226.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,582.40 : 3,559.84 = 2,226.72 : x
2. Step 2: Convert to fraction form
   2,582.40/3,559.84 = 2,226.72/x
3. Step 3: Cross multiply
   2,582.40x = 3,559.84 × 2,226.72
4. Step 4: Simplify right side
   2,582.40x = 7,926,766.92
5. Step 5: Solve for x
   x = 7,926,766.92/2,582.40
6. Step 6: Final answer
   x = 3,069.53