Finding the Fourth Proportional to 8,146.16, 12,221.36 and 3,466.32

Step by Step Solution

1. Step 1: Write the proportion equation
   8,146.16 : 12,221.36 = 3,466.32 : x
2. Step 2: Convert to fraction form
   8,146.16/12,221.36 = 3,466.32/x
3. Step 3: Cross multiply
   8,146.16x = 12,221.36 × 3,466.32
4. Step 4: Simplify right side
   8,146.16x = 42,363,144.60
5. Step 5: Solve for x
   x = 42,363,144.60/8,146.16
6. Step 6: Final answer
   x = 5,200.38