Finding the Fourth Proportional to 2,556.04, 3,811.34 and 2,551.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556.04 : 3,811.34 = 2,551.18 : x
2. Step 2: Convert to fraction form
   2,556.04/3,811.34 = 2,551.18/x
3. Step 3: Cross multiply
   2,556.04x = 3,811.34 × 2,551.18
4. Step 4: Simplify right side
   2,556.04x = 9,723,414.38
5. Step 5: Solve for x
   x = 9,723,414.38/2,556.04
6. Step 6: Final answer
   x = 3,804.09