Finding the Fourth Proportional to 2,003.92, 2,765.21 and 1,119.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.92 : 2,765.21 = 1,119.81 : x
2. Step 2: Convert to fraction form
   2,003.92/2,765.21 = 1,119.81/x
3. Step 3: Cross multiply
   2,003.92x = 2,765.21 × 1,119.81
4. Step 4: Simplify right side
   2,003.92x = 3,096,498.78
5. Step 5: Solve for x
   x = 3,096,498.78/2,003.92
6. Step 6: Final answer
   x = 1,545.22