Finding the Fourth Proportional to 3,960.02, 5,914.73 and 3,584.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,960.02 : 5,914.73 = 3,584.20 : x
2. Step 2: Convert to fraction form
   3,960.02/5,914.73 = 3,584.20/x
3. Step 3: Cross multiply
   3,960.02x = 5,914.73 × 3,584.20
4. Step 4: Simplify right side
   3,960.02x = 21,199,545.69
5. Step 5: Solve for x
   x = 21,199,545.69/3,960.02
6. Step 6: Final answer
   x = 5,353.40