Finding the Fourth Proportional to 2,003.31, 2,764.31 and 1,118.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.31 : 2,764.31 = 1,118.97 : x
2. Step 2: Convert to fraction form
   2,003.31/2,764.31 = 1,118.97/x
3. Step 3: Cross multiply
   2,003.31x = 2,764.31 × 1,118.97
4. Step 4: Simplify right side
   2,003.31x = 3,093,174.37
5. Step 5: Solve for x
   x = 3,093,174.37/2,003.31
6. Step 6: Final answer
   x = 1,544.03