Finding the Fourth Proportional to 2,054.38, 3,078.92 and 883.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054.38 : 3,078.92 = 883.02 : x
2. Step 2: Convert to fraction form
   2,054.38/3,078.92 = 883.02/x
3. Step 3: Cross multiply
   2,054.38x = 3,078.92 × 883.02
4. Step 4: Simplify right side
   2,054.38x = 2,718,747.94
5. Step 5: Solve for x
   x = 2,718,747.94/2,054.38
6. Step 6: Final answer
   x = 1,323.39