Finding the Third Proportional to 60,972 and 131,664

Step by Step Solution

1. Step 1: Write the proportion equation
   60,972 : 131,664 = 131,664 : x
2. Step 2: Convert to fraction form
   60,972/131,664 = 131,664/x
3. Step 3: Cross multiply
   60,972x = 131,664 × 131,664
4. Step 4: Simplify right side
   60,972x = 17,335,408,896
5. Step 5: Solve for x
   x = 17,335,408,896/60,972
6. Step 6: Final answer
   x = 284,317.54