Finding the Fourth Proportional to 8,915.72, 12,302.48 and 4,936.73

Step by Step Solution

1. Step 1: Write the proportion equation
   8,915.72 : 12,302.48 = 4,936.73 : x
2. Step 2: Convert to fraction form
   8,915.72/12,302.48 = 4,936.73/x
3. Step 3: Cross multiply
   8,915.72x = 12,302.48 × 4,936.73
4. Step 4: Simplify right side
   8,915.72x = 60,733,972.92
5. Step 5: Solve for x
   x = 60,733,972.92/8,915.72
6. Step 6: Final answer
   x = 6,812.01