Finding the Third Proportional to 1,605,474 and 2,201,556

Step by Step Solution

1. Step 1: Write the proportion equation
   1,605,474 : 2,201,556 = 2,201,556 : x
2. Step 2: Convert to fraction form
   1,605,474/2,201,556 = 2,201,556/x
3. Step 3: Cross multiply
   1,605,474x = 2,201,556 × 2,201,556
4. Step 4: Simplify right side
   1,605,474x = 4,846,848,821,136
5. Step 5: Solve for x
   x = 4,846,848,821,136/1,605,474
6. Step 6: Final answer
   x = 3,018,951.92