Finding the Fourth Proportional to 8,443.82, 12,666.27 and 3,249.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,443.82 : 12,666.27 = 3,249.69 : x
2. Step 2: Convert to fraction form
   8,443.82/12,666.27 = 3,249.69/x
3. Step 3: Cross multiply
   8,443.82x = 12,666.27 × 3,249.69
4. Step 4: Simplify right side
   8,443.82x = 41,161,450.96
5. Step 5: Solve for x
   x = 41,161,450.96/8,443.82
6. Step 6: Final answer
   x = 4,874.75