Finding the Fourth Proportional to 2,256, 3,111.39 and 1,725.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,256 : 3,111.39 = 1,725.63 : x
2. Step 2: Convert to fraction form
   2,256/3,111.39 = 1,725.63/x
3. Step 3: Cross multiply
   2,256x = 3,111.39 × 1,725.63
4. Step 4: Simplify right side
   2,256x = 5,369,107.93
5. Step 5: Solve for x
   x = 5,369,107.93/2,256
6. Step 6: Final answer
   x = 2,379.92