Finding the Fourth Proportional to 2,620.83, 3,616.82 and 1,441.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,620.83 : 3,616.82 = 1,441.97 : x
2. Step 2: Convert to fraction form
   2,620.83/3,616.82 = 1,441.97/x
3. Step 3: Cross multiply
   2,620.83x = 3,616.82 × 1,441.97
4. Step 4: Simplify right side
   2,620.83x = 5,215,359.96
5. Step 5: Solve for x
   x = 5,215,359.96/2,620.83
6. Step 6: Final answer
   x = 1,989.97