Finding the Third Proportional to 16,366 and 18,040

Step by Step Solution

1. Step 1: Write the proportion equation
   16,366 : 18,040 = 18,040 : x
2. Step 2: Convert to fraction form
   16,366/18,040 = 18,040/x
3. Step 3: Cross multiply
   16,366x = 18,040 × 18,040
4. Step 4: Simplify right side
   16,366x = 325,441,600
5. Step 5: Solve for x
   x = 325,441,600/16,366
6. Step 6: Final answer
   x = 19,885.23