Finding the Third Proportional to 67,098 and 86,055

Step by Step Solution

1. Step 1: Write the proportion equation
   67,098 : 86,055 = 86,055 : x
2. Step 2: Convert to fraction form
   67,098/86,055 = 86,055/x
3. Step 3: Cross multiply
   67,098x = 86,055 × 86,055
4. Step 4: Simplify right side
   67,098x = 7,405,463,025
5. Step 5: Solve for x
   x = 7,405,463,025/67,098
6. Step 6: Final answer
   x = 110,367.87