Finding the Third Proportional to 31,222 and 73,701

Step by Step Solution

1. Step 1: Write the proportion equation
   31,222 : 73,701 = 73,701 : x
2. Step 2: Convert to fraction form
   31,222/73,701 = 73,701/x
3. Step 3: Cross multiply
   31,222x = 73,701 × 73,701
4. Step 4: Simplify right side
   31,222x = 5,431,837,401
5. Step 5: Solve for x
   x = 5,431,837,401/31,222
6. Step 6: Final answer
   x = 173,974.68