Finding the Fourth Proportional to 2,044.22, 2,821.10 and 1,112.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,044.22 : 2,821.10 = 1,112.72 : x
2. Step 2: Convert to fraction form
   2,044.22/2,821.10 = 1,112.72/x
3. Step 3: Cross multiply
   2,044.22x = 2,821.10 × 1,112.72
4. Step 4: Simplify right side
   2,044.22x = 3,139,074.72
5. Step 5: Solve for x
   x = 3,139,074.72/2,044.22
6. Step 6: Final answer
   x = 1,535.59