Finding the Third Proportional to 31,717 and 41,715

Step by Step Solution

1. Step 1: Write the proportion equation
   31,717 : 41,715 = 41,715 : x
2. Step 2: Convert to fraction form
   31,717/41,715 = 41,715/x
3. Step 3: Cross multiply
   31,717x = 41,715 × 41,715
4. Step 4: Simplify right side
   31,717x = 1,740,141,225
5. Step 5: Solve for x
   x = 1,740,141,225/31,717
6. Step 6: Final answer
   x = 54,864.62