Finding the Fourth Proportional to 3,626.28, 5,441.43 and 1,960.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,626.28 : 5,441.43 = 1,960.37 : x
2. Step 2: Convert to fraction form
   3,626.28/5,441.43 = 1,960.37/x
3. Step 3: Cross multiply
   3,626.28x = 5,441.43 × 1,960.37
4. Step 4: Simplify right side
   3,626.28x = 10,667,188.92
5. Step 5: Solve for x
   x = 10,667,188.92/3,626.28
6. Step 6: Final answer
   x = 2,941.63