Finding the Fourth Proportional to 4,942.27, 7,414.49 and 1,479.25

Step by Step Solution

1. Step 1: Write the proportion equation
   4,942.27 : 7,414.49 = 1,479.25 : x
2. Step 2: Convert to fraction form
   4,942.27/7,414.49 = 1,479.25/x
3. Step 3: Cross multiply
   4,942.27x = 7,414.49 × 1,479.25
4. Step 4: Simplify right side
   4,942.27x = 10,967,884.33
5. Step 5: Solve for x
   x = 10,967,884.33/4,942.27
6. Step 6: Final answer
   x = 2,219.20