Finding the Third Proportional to 998,409 and 2,183,442

Step by Step Solution

1. Step 1: Write the proportion equation
   998,409 : 2,183,442 = 2,183,442 : x
2. Step 2: Convert to fraction form
   998,409/2,183,442 = 2,183,442/x
3. Step 3: Cross multiply
   998,409x = 2,183,442 × 2,183,442
4. Step 4: Simplify right side
   998,409x = 4,767,418,967,364
5. Step 5: Solve for x
   x = 4,767,418,967,364/998,409
6. Step 6: Final answer
   x = 4,775,016.02