Finding the Third Proportional to 67,343 and 141,663

Step by Step Solution

1. Step 1: Write the proportion equation
   67,343 : 141,663 = 141,663 : x
2. Step 2: Convert to fraction form
   67,343/141,663 = 141,663/x
3. Step 3: Cross multiply
   67,343x = 141,663 × 141,663
4. Step 4: Simplify right side
   67,343x = 20,068,405,569
5. Step 5: Solve for x
   x = 20,068,405,569/67,343
6. Step 6: Final answer
   x = 298,002.84