Finding the Third Proportional to 2,208,276 and 3,131,556

Step by Step Solution

1. Step 1: Write the proportion equation
   2,208,276 : 3,131,556 = 3,131,556 : x
2. Step 2: Convert to fraction form
   2,208,276/3,131,556 = 3,131,556/x
3. Step 3: Cross multiply
   2,208,276x = 3,131,556 × 3,131,556
4. Step 4: Simplify right side
   2,208,276x = 9,806,642,981,136
5. Step 5: Solve for x
   x = 9,806,642,981,136/2,208,276
6. Step 6: Final answer
   x = 4,440,859.29