Finding the Fourth Proportional to 2,818.06, 3,884.25 and 2,582.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,818.06 : 3,884.25 = 2,582.74 : x
2. Step 2: Convert to fraction form
   2,818.06/3,884.25 = 2,582.74/x
3. Step 3: Cross multiply
   2,818.06x = 3,884.25 × 2,582.74
4. Step 4: Simplify right side
   2,818.06x = 10,032,007.85
5. Step 5: Solve for x
   x = 10,032,007.85/2,818.06
6. Step 6: Final answer
   x = 3,559.90