Finding the Third Proportional to 1,397,022 and 2,977,212

Step by Step Solution

1. Step 1: Write the proportion equation
   1,397,022 : 2,977,212 = 2,977,212 : x
2. Step 2: Convert to fraction form
   1,397,022/2,977,212 = 2,977,212/x
3. Step 3: Cross multiply
   1,397,022x = 2,977,212 × 2,977,212
4. Step 4: Simplify right side
   1,397,022x = 8,863,791,292,944
5. Step 5: Solve for x
   x = 8,863,791,292,944/1,397,022
6. Step 6: Final answer
   x = 6,344,775.74