Finding the Fourth Proportional to 3,934.33, 5,429.27 and 2,256.73

Step by Step Solution

1. Step 1: Write the proportion equation
   3,934.33 : 5,429.27 = 2,256.73 : x
2. Step 2: Convert to fraction form
   3,934.33/5,429.27 = 2,256.73/x
3. Step 3: Cross multiply
   3,934.33x = 5,429.27 × 2,256.73
4. Step 4: Simplify right side
   3,934.33x = 12,252,388.56
5. Step 5: Solve for x
   x = 12,252,388.56/3,934.33
6. Step 6: Final answer
   x = 3,114.23