Finding the Third Proportional to 60,992 and 131,968

Step by Step Solution

1. Step 1: Write the proportion equation
   60,992 : 131,968 = 131,968 : x
2. Step 2: Convert to fraction form
   60,992/131,968 = 131,968/x
3. Step 3: Cross multiply
   60,992x = 131,968 × 131,968
4. Step 4: Simplify right side
   60,992x = 17,415,553,024
5. Step 5: Solve for x
   x = 17,415,553,024/60,992
6. Step 6: Final answer
   x = 285,538.32