Finding the Fourth Proportional to 2,549.94, 3,817.77 and 2,078.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,549.94 : 3,817.77 = 2,078.58 : x
2. Step 2: Convert to fraction form
   2,549.94/3,817.77 = 2,078.58/x
3. Step 3: Cross multiply
   2,549.94x = 3,817.77 × 2,078.58
4. Step 4: Simplify right side
   2,549.94x = 7,935,540.37
5. Step 5: Solve for x
   x = 7,935,540.37/2,549.94
6. Step 6: Final answer
   x = 3,112.05