Finding the Fourth Proportional to 2,078.10, 2,867.94 and 1,194.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078.10 : 2,867.94 = 1,194.20 : x
2. Step 2: Convert to fraction form
   2,078.10/2,867.94 = 1,194.20/x
3. Step 3: Cross multiply
   2,078.10x = 2,867.94 × 1,194.20
4. Step 4: Simplify right side
   2,078.10x = 3,424,893.95
5. Step 5: Solve for x
   x = 3,424,893.95/2,078.10
6. Step 6: Final answer
   x = 1,648.09