Finding the Fourth Proportional to 2,718.62, 4,078.59 and 844.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,718.62 : 4,078.59 = 844.46 : x
2. Step 2: Convert to fraction form
   2,718.62/4,078.59 = 844.46/x
3. Step 3: Cross multiply
   2,718.62x = 4,078.59 × 844.46
4. Step 4: Simplify right side
   2,718.62x = 3,444,185.72
5. Step 5: Solve for x
   x = 3,444,185.72/2,718.62
6. Step 6: Final answer
   x = 1,266.89