Finding the Third Proportional to 910,658 and 1,998,463

Step by Step Solution

1. Step 1: Write the proportion equation
   910,658 : 1,998,463 = 1,998,463 : x
2. Step 2: Convert to fraction form
   910,658/1,998,463 = 1,998,463/x
3. Step 3: Cross multiply
   910,658x = 1,998,463 × 1,998,463
4. Step 4: Simplify right side
   910,658x = 3,993,854,362,369
5. Step 5: Solve for x
   x = 3,993,854,362,369/910,658
6. Step 6: Final answer
   x = 4,385,679.76