Finding the Fourth Proportional to 8,099.82, 12,144.53 and 3,418.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,099.82 : 12,144.53 = 3,418.56 : x
2. Step 2: Convert to fraction form
   8,099.82/12,144.53 = 3,418.56/x
3. Step 3: Cross multiply
   8,099.82x = 12,144.53 × 3,418.56
4. Step 4: Simplify right side
   8,099.82x = 41,516,787.38
5. Step 5: Solve for x
   x = 41,516,787.38/8,099.82
6. Step 6: Final answer
   x = 5,125.64