Finding the Third Proportional to 67,274 and 146,336

Step by Step Solution

1. Step 1: Write the proportion equation
   67,274 : 146,336 = 146,336 : x
2. Step 2: Convert to fraction form
   67,274/146,336 = 146,336/x
3. Step 3: Cross multiply
   67,274x = 146,336 × 146,336
4. Step 4: Simplify right side
   67,274x = 21,414,224,896
5. Step 5: Solve for x
   x = 21,414,224,896/67,274
6. Step 6: Final answer
   x = 318,313.54