Finding the Fourth Proportional to 2,627.46, 3,940.08 and 1,441.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,627.46 : 3,940.08 = 1,441.20 : x
2. Step 2: Convert to fraction form
   2,627.46/3,940.08 = 1,441.20/x
3. Step 3: Cross multiply
   2,627.46x = 3,940.08 × 1,441.20
4. Step 4: Simplify right side
   2,627.46x = 5,678,443.30
5. Step 5: Solve for x
   x = 5,678,443.30/2,627.46
6. Step 6: Final answer
   x = 2,161.19