Finding the Fourth Proportional to 2,620.27, 3,616.04 and 1,441.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,620.27 : 3,616.04 = 1,441.42 : x
2. Step 2: Convert to fraction form
   2,620.27/3,616.04 = 1,441.42/x
3. Step 3: Cross multiply
   2,620.27x = 3,616.04 × 1,441.42
4. Step 4: Simplify right side
   2,620.27x = 5,212,226.94
5. Step 5: Solve for x
   x = 5,212,226.94/2,620.27
6. Step 6: Final answer
   x = 1,989.19