Finding the Third Proportional to 1,396,024 and 2,214,136

Step by Step Solution

1. Step 1: Write the proportion equation
   1,396,024 : 2,214,136 = 2,214,136 : x
2. Step 2: Convert to fraction form
   1,396,024/2,214,136 = 2,214,136/x
3. Step 3: Cross multiply
   1,396,024x = 2,214,136 × 2,214,136
4. Step 4: Simplify right side
   1,396,024x = 4,902,398,226,496
5. Step 5: Solve for x
   x = 4,902,398,226,496/1,396,024
6. Step 6: Final answer
   x = 3,511,686.21