Finding the Third Proportional to 998,416 and 2,183,456

Step by Step Solution

1. Step 1: Write the proportion equation
   998,416 : 2,183,456 = 2,183,456 : x
2. Step 2: Convert to fraction form
   998,416/2,183,456 = 2,183,456/x
3. Step 3: Cross multiply
   998,416x = 2,183,456 × 2,183,456
4. Step 4: Simplify right side
   998,416x = 4,767,480,103,936
5. Step 5: Solve for x
   x = 4,767,480,103,936/998,416
6. Step 6: Final answer
   x = 4,775,043.77