Finding the Fourth Proportional to 2,311.74, 3,465.59 and 849.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,311.74 : 3,465.59 = 849.69 : x
2. Step 2: Convert to fraction form
   2,311.74/3,465.59 = 849.69/x
3. Step 3: Cross multiply
   2,311.74x = 3,465.59 × 849.69
4. Step 4: Simplify right side
   2,311.74x = 2,944,672.92
5. Step 5: Solve for x
   x = 2,944,672.92/2,311.74
6. Step 6: Final answer
   x = 1,273.79