Finding the Third Proportional to 9,288 and 10,512

Step by Step Solution

1. Step 1: Write the proportion equation
   9,288 : 10,512 = 10,512 : x
2. Step 2: Convert to fraction form
   9,288/10,512 = 10,512/x
3. Step 3: Cross multiply
   9,288x = 10,512 × 10,512
4. Step 4: Simplify right side
   9,288x = 110,502,144
5. Step 5: Solve for x
   x = 110,502,144/9,288
6. Step 6: Final answer
   x = 11,897.30