Finding the Third Proportional to 2,020,386 and 3,136,821

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020,386 : 3,136,821 = 3,136,821 : x
2. Step 2: Convert to fraction form
   2,020,386/3,136,821 = 3,136,821/x
3. Step 3: Cross multiply
   2,020,386x = 3,136,821 × 3,136,821
4. Step 4: Simplify right side
   2,020,386x = 9,839,645,986,041
5. Step 5: Solve for x
   x = 9,839,645,986,041/2,020,386
6. Step 6: Final answer
   x = 4,870,181.24