Finding the Fourth Proportional to 2,556.28, 3,528.32 and 1,508.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556.28 : 3,528.32 = 1,508.68 : x
2. Step 2: Convert to fraction form
   2,556.28/3,528.32 = 1,508.68/x
3. Step 3: Cross multiply
   2,556.28x = 3,528.32 × 1,508.68
4. Step 4: Simplify right side
   2,556.28x = 5,323,105.82
5. Step 5: Solve for x
   x = 5,323,105.82/2,556.28
6. Step 6: Final answer
   x = 2,082.36