Finding the Third Proportional to 31,843 and 68,383

Step by Step Solution

1. Step 1: Write the proportion equation
   31,843 : 68,383 = 68,383 : x
2. Step 2: Convert to fraction form
   31,843/68,383 = 68,383/x
3. Step 3: Cross multiply
   31,843x = 68,383 × 68,383
4. Step 4: Simplify right side
   31,843x = 4,676,234,689
5. Step 5: Solve for x
   x = 4,676,234,689/31,843
6. Step 6: Final answer
   x = 146,852.83