Finding the Third Proportional to 450,892 and 674,910

Step by Step Solution

1. Step 1: Write the proportion equation
   450,892 : 674,910 = 674,910 : x
2. Step 2: Convert to fraction form
   450,892/674,910 = 674,910/x
3. Step 3: Cross multiply
   450,892x = 674,910 × 674,910
4. Step 4: Simplify right side
   450,892x = 455,503,508,100
5. Step 5: Solve for x
   x = 455,503,508,100/450,892
6. Step 6: Final answer
   x = 1,010,227.52