Finding the Third Proportional to 20,876 and 31,323

Step by Step Solution

1. Step 1: Write the proportion equation
   20,876 : 31,323 = 31,323 : x
2. Step 2: Convert to fraction form
   20,876/31,323 = 31,323/x
3. Step 3: Cross multiply
   20,876x = 31,323 × 31,323
4. Step 4: Simplify right side
   20,876x = 981,130,329
5. Step 5: Solve for x
   x = 981,130,329/20,876
6. Step 6: Final answer
   x = 46,998.00