Finding the Fourth Proportional to 2,277.98, 3,143.67 and 1,394.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277.98 : 3,143.67 = 1,394.27 : x
2. Step 2: Convert to fraction form
   2,277.98/3,143.67 = 1,394.27/x
3. Step 3: Cross multiply
   2,277.98x = 3,143.67 × 1,394.27
4. Step 4: Simplify right side
   2,277.98x = 4,383,124.77
5. Step 5: Solve for x
   x = 4,383,124.77/2,277.98
6. Step 6: Final answer
   x = 1,924.13