Finding the Fourth Proportional to 2,778.28, 4,168.23 and 1,134.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,778.28 : 4,168.23 = 1,134.52 : x
2. Step 2: Convert to fraction form
   2,778.28/4,168.23 = 1,134.52/x
3. Step 3: Cross multiply
   2,778.28x = 4,168.23 × 1,134.52
4. Step 4: Simplify right side
   2,778.28x = 4,728,940.30
5. Step 5: Solve for x
   x = 4,728,940.30/2,778.28
6. Step 6: Final answer
   x = 1,702.11