Finding the Fourth Proportional to 8,915.94, 12,304.09 and 4,937.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,915.94 : 12,304.09 = 4,937.12 : x
2. Step 2: Convert to fraction form
   8,915.94/12,304.09 = 4,937.12/x
3. Step 3: Cross multiply
   8,915.94x = 12,304.09 × 4,937.12
4. Step 4: Simplify right side
   8,915.94x = 60,746,768.82
5. Step 5: Solve for x
   x = 60,746,768.82/8,915.94
6. Step 6: Final answer
   x = 6,813.28