Finding the Third Proportional to 2,020,616 and 4,489,650

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020,616 : 4,489,650 = 4,489,650 : x
2. Step 2: Convert to fraction form
   2,020,616/4,489,650 = 4,489,650/x
3. Step 3: Cross multiply
   2,020,616x = 4,489,650 × 4,489,650
4. Step 4: Simplify right side
   2,020,616x = 20,156,957,122,500
5. Step 5: Solve for x
   x = 20,156,957,122,500/2,020,616
6. Step 6: Final answer
   x = 9,975,649.57