Finding the Third Proportional to 67,724 and 146,748

Step by Step Solution

1. Step 1: Write the proportion equation
   67,724 : 146,748 = 146,748 : x
2. Step 2: Convert to fraction form
   67,724/146,748 = 146,748/x
3. Step 3: Cross multiply
   67,724x = 146,748 × 146,748
4. Step 4: Simplify right side
   67,724x = 21,534,975,504
5. Step 5: Solve for x
   x = 21,534,975,504/67,724
6. Step 6: Final answer
   x = 317,981.45