Finding the Fourth Proportional to 2,839.72, 4,256.79 and 1,358.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,839.72 : 4,256.79 = 1,358.52 : x
2. Step 2: Convert to fraction form
   2,839.72/4,256.79 = 1,358.52/x
3. Step 3: Cross multiply
   2,839.72x = 4,256.79 × 1,358.52
4. Step 4: Simplify right side
   2,839.72x = 5,782,942.97
5. Step 5: Solve for x
   x = 5,782,942.97/2,839.72
6. Step 6: Final answer
   x = 2,036.45