Finding the Fourth Proportional to 8,103.87, 12,150.94 and 3,167.62

Step by Step Solution

1. Step 1: Write the proportion equation
   8,103.87 : 12,150.94 = 3,167.62 : x
2. Step 2: Convert to fraction form
   8,103.87/12,150.94 = 3,167.62/x
3. Step 3: Cross multiply
   8,103.87x = 12,150.94 × 3,167.62
4. Step 4: Simplify right side
   8,103.87x = 38,489,560.56
5. Step 5: Solve for x
   x = 38,489,560.56/8,103.87
6. Step 6: Final answer
   x = 4,749.53