Finding the Fourth Proportional to 8,667.11, 13,022.06 and 5,548.47

Step by Step Solution

1. Step 1: Write the proportion equation
   8,667.11 : 13,022.06 = 5,548.47 : x
2. Step 2: Convert to fraction form
   8,667.11/13,022.06 = 5,548.47/x
3. Step 3: Cross multiply
   8,667.11x = 13,022.06 × 5,548.47
4. Step 4: Simplify right side
   8,667.11x = 72,252,481.51
5. Step 5: Solve for x
   x = 72,252,481.51/8,667.11
6. Step 6: Final answer
   x = 8,336.40