Finding the Third Proportional to 67,174.75 and 146,630

Step by Step Solution

1. Step 1: Write the proportion equation
   67,174.75 : 146,630 = 146,630 : x
2. Step 2: Convert to fraction form
   67,174.75/146,630 = 146,630/x
3. Step 3: Cross multiply
   67,174.75x = 146,630 × 146,630
4. Step 4: Simplify right side
   67,174.75x = 21,500,356,900
5. Step 5: Solve for x
   x = 21,500,356,900/67,174.75
6. Step 6: Final answer
   x = 320,066.05