Finding the Fourth Proportional to 2,216.69, 3,325.27 and 984.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216.69 : 3,325.27 = 984.38 : x
2. Step 2: Convert to fraction form
   2,216.69/3,325.27 = 984.38/x
3. Step 3: Cross multiply
   2,216.69x = 3,325.27 × 984.38
4. Step 4: Simplify right side
   2,216.69x = 3,273,329.28
5. Step 5: Solve for x
   x = 3,273,329.28/2,216.69
6. Step 6: Final answer
   x = 1,476.67