Finding the Third Proportional to 2,020,636 and 4,421,810

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020,636 : 4,421,810 = 4,421,810 : x
2. Step 2: Convert to fraction form
   2,020,636/4,421,810 = 4,421,810/x
3. Step 3: Cross multiply
   2,020,636x = 4,421,810 × 4,421,810
4. Step 4: Simplify right side
   2,020,636x = 19,552,403,676,100
5. Step 5: Solve for x
   x = 19,552,403,676,100/2,020,636
6. Step 6: Final answer
   x = 9,676,361.14