Finding the Fourth Proportional to 10,774.42, 16,161.16 and 3,378.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,774.42 : 16,161.16 = 3,378.71 : x
2. Step 2: Convert to fraction form
   10,774.42/16,161.16 = 3,378.71/x
3. Step 3: Cross multiply
   10,774.42x = 16,161.16 × 3,378.71
4. Step 4: Simplify right side
   10,774.42x = 54,603,872.90
5. Step 5: Solve for x
   x = 54,603,872.90/10,774.42
6. Step 6: Final answer
   x = 5,067.92