Finding the Fourth Proportional to 12,050.82, 18,078.15 and 4,151.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,050.82 : 18,078.15 = 4,151.38 : x
2. Step 2: Convert to fraction form
   12,050.82/18,078.15 = 4,151.38/x
3. Step 3: Cross multiply
   12,050.82x = 18,078.15 × 4,151.38
4. Step 4: Simplify right side
   12,050.82x = 75,049,225.15
5. Step 5: Solve for x
   x = 75,049,225.15/12,050.82
6. Step 6: Final answer
   x = 6,227.73