Finding the Fourth Proportional to 2,078.46, 2,868.48 and 1,194.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078.46 : 2,868.48 = 1,194.42 : x
2. Step 2: Convert to fraction form
   2,078.46/2,868.48 = 1,194.42/x
3. Step 3: Cross multiply
   2,078.46x = 2,868.48 × 1,194.42
4. Step 4: Simplify right side
   2,078.46x = 3,426,169.88
5. Step 5: Solve for x
   x = 3,426,169.88/2,078.46
6. Step 6: Final answer
   x = 1,648.42