Finding the Third Proportional to 20,018 and 40,892

Step by Step Solution

1. Step 1: Write the proportion equation
   20,018 : 40,892 = 40,892 : x
2. Step 2: Convert to fraction form
   20,018/40,892 = 40,892/x
3. Step 3: Cross multiply
   20,018x = 40,892 × 40,892
4. Step 4: Simplify right side
   20,018x = 1,672,155,664
5. Step 5: Solve for x
   x = 1,672,155,664/20,018
6. Step 6: Final answer
   x = 83,532.60