Finding the Fourth Proportional to 8,906.52, 12,286.82 and 5,763.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,906.52 : 12,286.82 = 5,763.72 : x
2. Step 2: Convert to fraction form
   8,906.52/12,286.82 = 5,763.72/x
3. Step 3: Cross multiply
   8,906.52x = 12,286.82 × 5,763.72
4. Step 4: Simplify right side
   8,906.52x = 70,817,790.17
5. Step 5: Solve for x
   x = 70,817,790.17/8,906.52
6. Step 6: Final answer
   x = 7,951.23