Finding the Fourth Proportional to 12,227.15, 18,341.06 and 3,907.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,227.15 : 18,341.06 = 3,907.37 : x
2. Step 2: Convert to fraction form
   12,227.15/18,341.06 = 3,907.37/x
3. Step 3: Cross multiply
   12,227.15x = 18,341.06 × 3,907.37
4. Step 4: Simplify right side
   12,227.15x = 71,665,196.37
5. Step 5: Solve for x
   x = 71,665,196.37/12,227.15
6. Step 6: Final answer
   x = 5,861.16