Finding the Fourth Proportional to 12,150.69, 18,227.85 and 3,829.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,150.69 : 18,227.85 = 3,829.83 : x
2. Step 2: Convert to fraction form
   12,150.69/18,227.85 = 3,829.83/x
3. Step 3: Cross multiply
   12,150.69x = 18,227.85 × 3,829.83
4. Step 4: Simplify right side
   12,150.69x = 69,809,566.77
5. Step 5: Solve for x
   x = 69,809,566.77/12,150.69
6. Step 6: Final answer
   x = 5,745.32