Finding the Third Proportional to 60,086 and 139,096

Step by Step Solution

1. Step 1: Write the proportion equation
   60,086 : 139,096 = 139,096 : x
2. Step 2: Convert to fraction form
   60,086/139,096 = 139,096/x
3. Step 3: Cross multiply
   60,086x = 139,096 × 139,096
4. Step 4: Simplify right side
   60,086x = 19,347,697,216
5. Step 5: Solve for x
   x = 19,347,697,216/60,086
6. Step 6: Final answer
   x = 322,000.09