Finding the Fourth Proportional to 2,025.12, 2,794.56 and 1,140.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,025.12 : 2,794.56 = 1,140.96 : x
2. Step 2: Convert to fraction form
   2,025.12/2,794.56 = 1,140.96/x
3. Step 3: Cross multiply
   2,025.12x = 2,794.56 × 1,140.96
4. Step 4: Simplify right side
   2,025.12x = 3,188,481.18
5. Step 5: Solve for x
   x = 3,188,481.18/2,025.12
6. Step 6: Final answer
   x = 1,574.47