Finding the Fourth Proportional to 2,004.35, 2,765.98 and 1,120.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,004.35 : 2,765.98 = 1,120.20 : x
2. Step 2: Convert to fraction form
   2,004.35/2,765.98 = 1,120.20/x
3. Step 3: Cross multiply
   2,004.35x = 2,765.98 × 1,120.20
4. Step 4: Simplify right side
   2,004.35x = 3,098,441.82
5. Step 5: Solve for x
   x = 3,098,441.82/2,004.35
6. Step 6: Final answer
   x = 1,545.86