Finding the Fourth Proportional to 1,797.78, 2,695.86 and 758.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,797.78 : 2,695.86 = 758.28 : x
2. Step 2: Convert to fraction form
   1,797.78/2,695.86 = 758.28/x
3. Step 3: Cross multiply
   1,797.78x = 2,695.86 × 758.28
4. Step 4: Simplify right side
   1,797.78x = 2,044,216.72
5. Step 5: Solve for x
   x = 2,044,216.72/1,797.78
6. Step 6: Final answer
   x = 1,137.08