Finding the Third Proportional to 2,873,967 and 3,996,021

Step by Step Solution

1. Step 1: Write the proportion equation
   2,873,967 : 3,996,021 = 3,996,021 : x
2. Step 2: Convert to fraction form
   2,873,967/3,996,021 = 3,996,021/x
3. Step 3: Cross multiply
   2,873,967x = 3,996,021 × 3,996,021
4. Step 4: Simplify right side
   2,873,967x = 15,968,183,832,441
5. Step 5: Solve for x
   x = 15,968,183,832,441/2,873,967
6. Step 6: Final answer
   x = 5,556,147.25