Finding the Fourth Proportional to 12,081.71, 16,664.33 and 11,675.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,081.71 : 16,664.33 = 11,675.30 : x
2. Step 2: Convert to fraction form
   12,081.71/16,664.33 = 11,675.30/x
3. Step 3: Cross multiply
   12,081.71x = 16,664.33 × 11,675.30
4. Step 4: Simplify right side
   12,081.71x = 194,560,910.35
5. Step 5: Solve for x
   x = 194,560,910.35/12,081.71
6. Step 6: Final answer
   x = 16,103.76