Finding the Third Proportional to 426,892 and 600,630

Step by Step Solution

1. Step 1: Write the proportion equation
   426,892 : 600,630 = 600,630 : x
2. Step 2: Convert to fraction form
   426,892/600,630 = 600,630/x
3. Step 3: Cross multiply
   426,892x = 600,630 × 600,630
4. Step 4: Simplify right side
   426,892x = 360,756,396,900
5. Step 5: Solve for x
   x = 360,756,396,900/426,892
6. Step 6: Final answer
   x = 845,076.50