Finding the Third Proportional to 17,723 and 38,845

Step by Step Solution

1. Step 1: Write the proportion equation
   17,723 : 38,845 = 38,845 : x
2. Step 2: Convert to fraction form
   17,723/38,845 = 38,845/x
3. Step 3: Cross multiply
   17,723x = 38,845 × 38,845
4. Step 4: Simplify right side
   17,723x = 1,508,934,025
5. Step 5: Solve for x
   x = 1,508,934,025/17,723
6. Step 6: Final answer
   x = 85,139.88