Finding the Fourth Proportional to 2,025.89, 3,036.85 and 985.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,025.89 : 3,036.85 = 985.85 : x
2. Step 2: Convert to fraction form
   2,025.89/3,036.85 = 985.85/x
3. Step 3: Cross multiply
   2,025.89x = 3,036.85 × 985.85
4. Step 4: Simplify right side
   2,025.89x = 2,993,878.57
5. Step 5: Solve for x
   x = 2,993,878.57/2,025.89
6. Step 6: Final answer
   x = 1,477.81