Finding the Third Proportional to 15,222 and 17,382

Step by Step Solution

1. Step 1: Write the proportion equation
   15,222 : 17,382 = 17,382 : x
2. Step 2: Convert to fraction form
   15,222/17,382 = 17,382/x
3. Step 3: Cross multiply
   15,222x = 17,382 × 17,382
4. Step 4: Simplify right side
   15,222x = 302,133,924
5. Step 5: Solve for x
   x = 302,133,924/15,222
6. Step 6: Final answer
   x = 19,848.50