Finding the Third Proportional to 17,072 and 19,016

Step by Step Solution

1. Step 1: Write the proportion equation
   17,072 : 19,016 = 19,016 : x
2. Step 2: Convert to fraction form
   17,072/19,016 = 19,016/x
3. Step 3: Cross multiply
   17,072x = 19,016 × 19,016
4. Step 4: Simplify right side
   17,072x = 361,608,256
5. Step 5: Solve for x
   x = 361,608,256/17,072
6. Step 6: Final answer
   x = 21,181.36