Finding the Fourth Proportional to 8,151.18, 12,224.22 and 3,471.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,151.18 : 12,224.22 = 3,471.12 : x
2. Step 2: Convert to fraction form
   8,151.18/12,224.22 = 3,471.12/x
3. Step 3: Cross multiply
   8,151.18x = 12,224.22 × 3,471.12
4. Step 4: Simplify right side
   8,151.18x = 42,431,734.53
5. Step 5: Solve for x
   x = 42,431,734.53/8,151.18
6. Step 6: Final answer
   x = 5,205.59