Finding the Third Proportional to 40,992 and 60,030

Step by Step Solution

1. Step 1: Write the proportion equation
   40,992 : 60,030 = 60,030 : x
2. Step 2: Convert to fraction form
   40,992/60,030 = 60,030/x
3. Step 3: Cross multiply
   40,992x = 60,030 × 60,030
4. Step 4: Simplify right side
   40,992x = 3,603,600,900
5. Step 5: Solve for x
   x = 3,603,600,900/40,992
6. Step 6: Final answer
   x = 87,909.86