Finding the Fourth Proportional to 8,426.89, 12,630.09 and 5,962.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,426.89 : 12,630.09 = 5,962.42 : x
2. Step 2: Convert to fraction form
   8,426.89/12,630.09 = 5,962.42/x
3. Step 3: Cross multiply
   8,426.89x = 12,630.09 × 5,962.42
4. Step 4: Simplify right side
   8,426.89x = 75,305,871.41
5. Step 5: Solve for x
   x = 75,305,871.41/8,426.89
6. Step 6: Final answer
   x = 8,936.38