Finding the Third Proportional to 17,424 and 19,008

Step by Step Solution

1. Step 1: Write the proportion equation
   17,424 : 19,008 = 19,008 : x
2. Step 2: Convert to fraction form
   17,424/19,008 = 19,008/x
3. Step 3: Cross multiply
   17,424x = 19,008 × 19,008
4. Step 4: Simplify right side
   17,424x = 361,304,064
5. Step 5: Solve for x
   x = 361,304,064/17,424
6. Step 6: Final answer
   x = 20,736