Finding the Fourth Proportional to 8,152.76, 12,229.05 and 3,222.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,152.76 : 12,229.05 = 3,222.37 : x
2. Step 2: Convert to fraction form
   8,152.76/12,229.05 = 3,222.37/x
3. Step 3: Cross multiply
   8,152.76x = 12,229.05 × 3,222.37
4. Step 4: Simplify right side
   8,152.76x = 39,406,524.96
5. Step 5: Solve for x
   x = 39,406,524.96/8,152.76
6. Step 6: Final answer
   x = 4,833.52