Finding the Fourth Proportional to 2,067.32, 2,853.46 and 1,280.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.32 : 2,853.46 = 1,280.94 : x
2. Step 2: Convert to fraction form
   2,067.32/2,853.46 = 1,280.94/x
3. Step 3: Cross multiply
   2,067.32x = 2,853.46 × 1,280.94
4. Step 4: Simplify right side
   2,067.32x = 3,655,111.05
5. Step 5: Solve for x
   x = 3,655,111.05/2,067.32
6. Step 6: Final answer
   x = 1,768.04