Finding the Third Proportional to 31,711.50 and 49,383

Step by Step Solution

1. Step 1: Write the proportion equation
   31,711.50 : 49,383 = 49,383 : x
2. Step 2: Convert to fraction form
   31,711.50/49,383 = 49,383/x
3. Step 3: Cross multiply
   31,711.50x = 49,383 × 49,383
4. Step 4: Simplify right side
   31,711.50x = 2,438,680,689
5. Step 5: Solve for x
   x = 2,438,680,689/31,711.50
6. Step 6: Final answer
   x = 76,902.09