Finding the Fourth Proportional to 2,078.97, 2,869.25 and 1,194.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078.97 : 2,869.25 = 1,194.77 : x
2. Step 2: Convert to fraction form
   2,078.97/2,869.25 = 1,194.77/x
3. Step 3: Cross multiply
   2,078.97x = 2,869.25 × 1,194.77
4. Step 4: Simplify right side
   2,078.97x = 3,428,093.82
5. Step 5: Solve for x
   x = 3,428,093.82/2,078.97
6. Step 6: Final answer
   x = 1,648.94