Finding the Fourth Proportional to 6,928.27, 10,369.82 and 5,078.97

Step by Step Solution

1. Step 1: Write the proportion equation
   6,928.27 : 10,369.82 = 5,078.97 : x
2. Step 2: Convert to fraction form
   6,928.27/10,369.82 = 5,078.97/x
3. Step 3: Cross multiply
   6,928.27x = 10,369.82 × 5,078.97
4. Step 4: Simplify right side
   6,928.27x = 52,668,017.38
5. Step 5: Solve for x
   x = 52,668,017.38/6,928.27
6. Step 6: Final answer
   x = 7,601.90