Finding the Fourth Proportional to 2,078.32, 2,868.07 and 1,146.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078.32 : 2,868.07 = 1,146.82 : x
2. Step 2: Convert to fraction form
   2,078.32/2,868.07 = 1,146.82/x
3. Step 3: Cross multiply
   2,078.32x = 2,868.07 × 1,146.82
4. Step 4: Simplify right side
   2,078.32x = 3,289,160.04
5. Step 5: Solve for x
   x = 3,289,160.04/2,078.32
6. Step 6: Final answer
   x = 1,582.61