Finding the Fourth Proportional to 12,081.69, 16,667.05 and 8,546.85

Step by Step Solution

1. Step 1: Write the proportion equation
   12,081.69 : 16,667.05 = 8,546.85 : x
2. Step 2: Convert to fraction form
   12,081.69/16,667.05 = 8,546.85/x
3. Step 3: Cross multiply
   12,081.69x = 16,667.05 × 8,546.85
4. Step 4: Simplify right side
   12,081.69x = 142,450,776.29
5. Step 5: Solve for x
   x = 142,450,776.29/12,081.69
6. Step 6: Final answer
   x = 11,790.63