Finding the Fourth Proportional to 2,033.92, 3,050.24 and 878.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,033.92 : 3,050.24 = 878.72 : x
2. Step 2: Convert to fraction form
   2,033.92/3,050.24 = 878.72/x
3. Step 3: Cross multiply
   2,033.92x = 3,050.24 × 878.72
4. Step 4: Simplify right side
   2,033.92x = 2,680,306.89
5. Step 5: Solve for x
   x = 2,680,306.89/2,033.92
6. Step 6: Final answer
   x = 1,317.80