Finding the Third Proportional to 80,892 and 122,470

Step by Step Solution

1. Step 1: Write the proportion equation
   80,892 : 122,470 = 122,470 : x
2. Step 2: Convert to fraction form
   80,892/122,470 = 122,470/x
3. Step 3: Cross multiply
   80,892x = 122,470 × 122,470
4. Step 4: Simplify right side
   80,892x = 14,998,900,900
5. Step 5: Solve for x
   x = 14,998,900,900/80,892
6. Step 6: Final answer
   x = 185,418.84