Finding the Fourth Proportional to 9,951.20, 14,928.42 and 3,377.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,951.20 : 14,928.42 = 3,377.96 : x
2. Step 2: Convert to fraction form
   9,951.20/14,928.42 = 3,377.96/x
3. Step 3: Cross multiply
   9,951.20x = 14,928.42 × 3,377.96
4. Step 4: Simplify right side
   9,951.20x = 50,427,605.62
5. Step 5: Solve for x
   x = 50,427,605.62/9,951.20
6. Step 6: Final answer
   x = 5,067.49