Finding the Fourth Proportional to 2,556.51, 3,829.76 and 1,324.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556.51 : 3,829.76 = 1,324.73 : x
2. Step 2: Convert to fraction form
   2,556.51/3,829.76 = 1,324.73/x
3. Step 3: Cross multiply
   2,556.51x = 3,829.76 × 1,324.73
4. Step 4: Simplify right side
   2,556.51x = 5,073,391.39
5. Step 5: Solve for x
   x = 5,073,391.39/2,556.51
6. Step 6: Final answer
   x = 1,984.50