Finding the Fourth Proportional to 2,556.76, 3,833.19 and 1,323.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556.76 : 3,833.19 = 1,323.39 : x
2. Step 2: Convert to fraction form
   2,556.76/3,833.19 = 1,323.39/x
3. Step 3: Cross multiply
   2,556.76x = 3,833.19 × 1,323.39
4. Step 4: Simplify right side
   2,556.76x = 5,072,805.31
5. Step 5: Solve for x
   x = 5,072,805.31/2,556.76
6. Step 6: Final answer
   x = 1,984.08