Finding the Third Proportional to 20,123 and 43,605

Step by Step Solution

1. Step 1: Write the proportion equation
   20,123 : 43,605 = 43,605 : x
2. Step 2: Convert to fraction form
   20,123/43,605 = 43,605/x
3. Step 3: Cross multiply
   20,123x = 43,605 × 43,605
4. Step 4: Simplify right side
   20,123x = 1,901,396,025
5. Step 5: Solve for x
   x = 1,901,396,025/20,123
6. Step 6: Final answer
   x = 94,488.70