Finding the Fourth Proportional to 8,148.84, 12,221.17 and 3,466.43

Step by Step Solution

1. Step 1: Write the proportion equation
   8,148.84 : 12,221.17 = 3,466.43 : x
2. Step 2: Convert to fraction form
   8,148.84/12,221.17 = 3,466.43/x
3. Step 3: Cross multiply
   8,148.84x = 12,221.17 × 3,466.43
4. Step 4: Simplify right side
   8,148.84x = 42,363,830.32
5. Step 5: Solve for x
   x = 42,363,830.32/8,148.84
6. Step 6: Final answer
   x = 5,198.76