Finding the Fourth Proportional to 2,025.89, 2,794.96 and 1,279.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,025.89 : 2,794.96 = 1,279.56 : x
2. Step 2: Convert to fraction form
   2,025.89/2,794.96 = 1,279.56/x
3. Step 3: Cross multiply
   2,025.89x = 2,794.96 × 1,279.56
4. Step 4: Simplify right side
   2,025.89x = 3,576,319.02
5. Step 5: Solve for x
   x = 3,576,319.02/2,025.89
6. Step 6: Final answer
   x = 1,765.31