Finding the Fourth Proportional to 16,016.50, 23,982.81 and 11,311.06

Step by Step Solution

1. Step 1: Write the proportion equation
   16,016.50 : 23,982.81 = 11,311.06 : x
2. Step 2: Convert to fraction form
   16,016.50/23,982.81 = 11,311.06/x
3. Step 3: Cross multiply
   16,016.50x = 23,982.81 × 11,311.06
4. Step 4: Simplify right side
   16,016.50x = 271,271,002.88
5. Step 5: Solve for x
   x = 271,271,002.88/16,016.50
6. Step 6: Final answer
   x = 16,936.97