Finding the Third Proportional to 1,226,108 and 1,821,662

Step by Step Solution

1. Step 1: Write the proportion equation
   1,226,108 : 1,821,662 = 1,821,662 : x
2. Step 2: Convert to fraction form
   1,226,108/1,821,662 = 1,821,662/x
3. Step 3: Cross multiply
   1,226,108x = 1,821,662 × 1,821,662
4. Step 4: Simplify right side
   1,226,108x = 3,318,452,442,244
5. Step 5: Solve for x
   x = 3,318,452,442,244/1,226,108
6. Step 6: Final answer
   x = 2,706,492.77