Finding the Fourth Proportional to 8,519.41, 12,772.71 and 5,738.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,519.41 : 12,772.71 = 5,738.27 : x
2. Step 2: Convert to fraction form
   8,519.41/12,772.71 = 5,738.27/x
3. Step 3: Cross multiply
   8,519.41x = 12,772.71 × 5,738.27
4. Step 4: Simplify right side
   8,519.41x = 73,293,258.61
5. Step 5: Solve for x
   x = 73,293,258.61/8,519.41
6. Step 6: Final answer
   x = 8,603.09