Finding the Third Proportional to 67,282 and 146,212

Step by Step Solution

1. Step 1: Write the proportion equation
   67,282 : 146,212 = 146,212 : x
2. Step 2: Convert to fraction form
   67,282/146,212 = 146,212/x
3. Step 3: Cross multiply
   67,282x = 146,212 × 146,212
4. Step 4: Simplify right side
   67,282x = 21,377,948,944
5. Step 5: Solve for x
   x = 21,377,948,944/67,282
6. Step 6: Final answer
   x = 317,736.53