Finding the Fourth Proportional to 3,944.10, 5,442.86 and 2,265.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,944.10 : 5,442.86 = 2,265.83 : x
2. Step 2: Convert to fraction form
   3,944.10/5,442.86 = 2,265.83/x
3. Step 3: Cross multiply
   3,944.10x = 5,442.86 × 2,265.83
4. Step 4: Simplify right side
   3,944.10x = 12,332,556.93
5. Step 5: Solve for x
   x = 12,332,556.93/3,944.10
6. Step 6: Final answer
   x = 3,126.84