Finding the Fourth Proportional to 8,231.72, 12,353.38 and 3,302.73

Step by Step Solution

1. Step 1: Write the proportion equation
   8,231.72 : 12,353.38 = 3,302.73 : x
2. Step 2: Convert to fraction form
   8,231.72/12,353.38 = 3,302.73/x
3. Step 3: Cross multiply
   8,231.72x = 12,353.38 × 3,302.73
4. Step 4: Simplify right side
   8,231.72x = 40,799,870.47
5. Step 5: Solve for x
   x = 40,799,870.47/8,231.72
6. Step 6: Final answer
   x = 4,956.42