Finding the Fourth Proportional to 8,667.91, 11,965.12 and 5,843.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,667.91 : 11,965.12 = 5,843.34 : x
2. Step 2: Convert to fraction form
   8,667.91/11,965.12 = 5,843.34/x
3. Step 3: Cross multiply
   8,667.91x = 11,965.12 × 5,843.34
4. Step 4: Simplify right side
   8,667.91x = 69,916,249.69
5. Step 5: Solve for x
   x = 69,916,249.69/8,667.91
6. Step 6: Final answer
   x = 8,066.10