Finding the Fourth Proportional to 10,974.72, 16,464.78 and 3,183.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,974.72 : 16,464.78 = 3,183.42 : x
2. Step 2: Convert to fraction form
   10,974.72/16,464.78 = 3,183.42/x
3. Step 3: Cross multiply
   10,974.72x = 16,464.78 × 3,183.42
4. Step 4: Simplify right side
   10,974.72x = 52,414,309.95
5. Step 5: Solve for x
   x = 52,414,309.95/10,974.72
6. Step 6: Final answer
   x = 4,775.91