Finding the Third Proportional to 1,296,442 and 1,962,556

Step by Step Solution

1. Step 1: Write the proportion equation
   1,296,442 : 1,962,556 = 1,962,556 : x
2. Step 2: Convert to fraction form
   1,296,442/1,962,556 = 1,962,556/x
3. Step 3: Cross multiply
   1,296,442x = 1,962,556 × 1,962,556
4. Step 4: Simplify right side
   1,296,442x = 3,851,626,053,136
5. Step 5: Solve for x
   x = 3,851,626,053,136/1,296,442
6. Step 6: Final answer
   x = 2,970,920.45