Finding the Third Proportional to 30,730 and 67,022

Step by Step Solution

1. Step 1: Write the proportion equation
   30,730 : 67,022 = 67,022 : x
2. Step 2: Convert to fraction form
   30,730/67,022 = 67,022/x
3. Step 3: Cross multiply
   30,730x = 67,022 × 67,022
4. Step 4: Simplify right side
   30,730x = 4,491,948,484
5. Step 5: Solve for x
   x = 4,491,948,484/30,730
6. Step 6: Final answer
   x = 146,174.70