Finding the Third Proportional to 9,408 and 18,272

Step by Step Solution

1. Step 1: Write the proportion equation
   9,408 : 18,272 = 18,272 : x
2. Step 2: Convert to fraction form
   9,408/18,272 = 18,272/x
3. Step 3: Cross multiply
   9,408x = 18,272 × 18,272
4. Step 4: Simplify right side
   9,408x = 333,865,984
5. Step 5: Solve for x
   x = 333,865,984/9,408
6. Step 6: Final answer
   x = 35,487.46