Finding the Fourth Proportional to 2,044.40, 2,821.32 and 1,112.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,044.40 : 2,821.32 = 1,112.96 : x
2. Step 2: Convert to fraction form
   2,044.40/2,821.32 = 1,112.96/x
3. Step 3: Cross multiply
   2,044.40x = 2,821.32 × 1,112.96
4. Step 4: Simplify right side
   2,044.40x = 3,140,016.31
5. Step 5: Solve for x
   x = 3,140,016.31/2,044.40
6. Step 6: Final answer
   x = 1,535.91