Finding the Fourth Proportional to 3,377.51, 5,067.78 and 2,144.58

Step by Step Solution

1. Step 1: Write the proportion equation
   3,377.51 : 5,067.78 = 2,144.58 : x
2. Step 2: Convert to fraction form
   3,377.51/5,067.78 = 2,144.58/x
3. Step 3: Cross multiply
   3,377.51x = 5,067.78 × 2,144.58
4. Step 4: Simplify right side
   3,377.51x = 10,868,248.91
5. Step 5: Solve for x
   x = 10,868,248.91/3,377.51
6. Step 6: Final answer
   x = 3,217.83