Finding the Third Proportional to 67,608 and 146,160

Step by Step Solution

1. Step 1: Write the proportion equation
   67,608 : 146,160 = 146,160 : x
2. Step 2: Convert to fraction form
   67,608/146,160 = 146,160/x
3. Step 3: Cross multiply
   67,608x = 146,160 × 146,160
4. Step 4: Simplify right side
   67,608x = 21,362,745,600
5. Step 5: Solve for x
   x = 21,362,745,600/67,608
6. Step 6: Final answer
   x = 315,979.55