Finding the Third Proportional to 1,109,772 and 2,420,631

Step by Step Solution

1. Step 1: Write the proportion equation
   1,109,772 : 2,420,631 = 2,420,631 : x
2. Step 2: Convert to fraction form
   1,109,772/2,420,631 = 2,420,631/x
3. Step 3: Cross multiply
   1,109,772x = 2,420,631 × 2,420,631
4. Step 4: Simplify right side
   1,109,772x = 5,859,454,438,161
5. Step 5: Solve for x
   x = 5,859,454,438,161/1,109,772
6. Step 6: Final answer
   x = 5,279,872.30