Finding the Third Proportional to 2,020,447 and 3,136,911

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020,447 : 3,136,911 = 3,136,911 : x
2. Step 2: Convert to fraction form
   2,020,447/3,136,911 = 3,136,911/x
3. Step 3: Cross multiply
   2,020,447x = 3,136,911 × 3,136,911
4. Step 4: Simplify right side
   2,020,447x = 9,840,210,621,921
5. Step 5: Solve for x
   x = 9,840,210,621,921/2,020,447
6. Step 6: Final answer
   x = 4,870,313.66