Finding the Fourth Proportional to 2,078.41, 2,868.23 and 1,134.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078.41 : 2,868.23 = 1,134.21 : x
2. Step 2: Convert to fraction form
   2,078.41/2,868.23 = 1,134.21/x
3. Step 3: Cross multiply
   2,078.41x = 2,868.23 × 1,134.21
4. Step 4: Simplify right side
   2,078.41x = 3,253,176.98
5. Step 5: Solve for x
   x = 3,253,176.98/2,078.41
6. Step 6: Final answer
   x = 1,565.22