Finding the Fourth Proportional to 2,027.93, 2,798.42 and 1,143.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,027.93 : 2,798.42 = 1,143.72 : x
2. Step 2: Convert to fraction form
   2,027.93/2,798.42 = 1,143.72/x
3. Step 3: Cross multiply
   2,027.93x = 2,798.42 × 1,143.72
4. Step 4: Simplify right side
   2,027.93x = 3,200,603.20
5. Step 5: Solve for x
   x = 3,200,603.20/2,027.93
6. Step 6: Final answer
   x = 1,578.27