Finding the Fourth Proportional to 8,099.22, 12,143.78 and 3,416.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,099.22 : 12,143.78 = 3,416.82 : x
2. Step 2: Convert to fraction form
   8,099.22/12,143.78 = 3,416.82/x
3. Step 3: Cross multiply
   8,099.22x = 12,143.78 × 3,416.82
4. Step 4: Simplify right side
   8,099.22x = 41,493,110.38
5. Step 5: Solve for x
   x = 41,493,110.38/8,099.22
6. Step 6: Final answer
   x = 5,123.10