Finding the Fourth Proportional to 2,024.42, 2,793.78 and 1,140.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,024.42 : 2,793.78 = 1,140.28 : x
2. Step 2: Convert to fraction form
   2,024.42/2,793.78 = 1,140.28/x
3. Step 3: Cross multiply
   2,024.42x = 2,793.78 × 1,140.28
4. Step 4: Simplify right side
   2,024.42x = 3,185,684.47
5. Step 5: Solve for x
   x = 3,185,684.47/2,024.42
6. Step 6: Final answer
   x = 1,573.63