Finding the Third Proportional to 60,648 and 88,992

Step by Step Solution

1. Step 1: Write the proportion equation
   60,648 : 88,992 = 88,992 : x
2. Step 2: Convert to fraction form
   60,648/88,992 = 88,992/x
3. Step 3: Cross multiply
   60,648x = 88,992 × 88,992
4. Step 4: Simplify right side
   60,648x = 7,919,576,064
5. Step 5: Solve for x
   x = 7,919,576,064/60,648
6. Step 6: Final answer
   x = 130,582.64