Finding the Fourth Proportional to 2,864.72, 4,295.36 and 1,383.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,864.72 : 4,295.36 = 1,383.02 : x
2. Step 2: Convert to fraction form
   2,864.72/4,295.36 = 1,383.02/x
3. Step 3: Cross multiply
   2,864.72x = 4,295.36 × 1,383.02
4. Step 4: Simplify right side
   2,864.72x = 5,940,568.79
5. Step 5: Solve for x
   x = 5,940,568.79/2,864.72
6. Step 6: Final answer
   x = 2,073.70