Finding the Fourth Proportional to 2,003.85, 2,765.37 and 1,119.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.85 : 2,765.37 = 1,119.63 : x
2. Step 2: Convert to fraction form
   2,003.85/2,765.37 = 1,119.63/x
3. Step 3: Cross multiply
   2,003.85x = 2,765.37 × 1,119.63
4. Step 4: Simplify right side
   2,003.85x = 3,096,205.78
5. Step 5: Solve for x
   x = 3,096,205.78/2,003.85
6. Step 6: Final answer
   x = 1,545.13