Finding the Fourth Proportional to 2,556.10, 3,527.58 and 1,674.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556.10 : 3,527.58 = 1,674.28 : x
2. Step 2: Convert to fraction form
   2,556.10/3,527.58 = 1,674.28/x
3. Step 3: Cross multiply
   2,556.10x = 3,527.58 × 1,674.28
4. Step 4: Simplify right side
   2,556.10x = 5,906,156.64
5. Step 5: Solve for x
   x = 5,906,156.64/2,556.10
6. Step 6: Final answer
   x = 2,310.61