Finding the Fourth Proportional to 5,227.27, 7,836.79 and 3,578.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,227.27 : 7,836.79 = 3,578.82 : x
2. Step 2: Convert to fraction form
   5,227.27/7,836.79 = 3,578.82/x
3. Step 3: Cross multiply
   5,227.27x = 7,836.79 × 3,578.82
4. Step 4: Simplify right side
   5,227.27x = 28,046,460.79
5. Step 5: Solve for x
   x = 28,046,460.79/5,227.27
6. Step 6: Final answer
   x = 5,365.41