Finding the Fourth Proportional to 2,040.33, 2,815.67 and 1,108.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.33 : 2,815.67 = 1,108.83 : x
2. Step 2: Convert to fraction form
   2,040.33/2,815.67 = 1,108.83/x
3. Step 3: Cross multiply
   2,040.33x = 2,815.67 × 1,108.83
4. Step 4: Simplify right side
   2,040.33x = 3,122,093.82
5. Step 5: Solve for x
   x = 3,122,093.82/2,040.33
6. Step 6: Final answer
   x = 1,530.19