Finding the Fourth Proportional to 2,079.27, 3,116.25 and 845.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079.27 : 3,116.25 = 845.24 : x
2. Step 2: Convert to fraction form
   2,079.27/3,116.25 = 845.24/x
3. Step 3: Cross multiply
   2,079.27x = 3,116.25 × 845.24
4. Step 4: Simplify right side
   2,079.27x = 2,633,963.57
5. Step 5: Solve for x
   x = 2,633,963.57/2,079.27
6. Step 6: Final answer
   x = 1,266.77