Finding the Third Proportional to 67,116 and 146,670

Step by Step Solution

1. Step 1: Write the proportion equation
   67,116 : 146,670 = 146,670 : x
2. Step 2: Convert to fraction form
   67,116/146,670 = 146,670/x
3. Step 3: Cross multiply
   67,116x = 146,670 × 146,670
4. Step 4: Simplify right side
   67,116x = 21,512,088,900
5. Step 5: Solve for x
   x = 21,512,088,900/67,116
6. Step 6: Final answer
   x = 320,521.02