Finding the Third Proportional to 1,419,690 and 2,146,461

Step by Step Solution

1. Step 1: Write the proportion equation
   1,419,690 : 2,146,461 = 2,146,461 : x
2. Step 2: Convert to fraction form
   1,419,690/2,146,461 = 2,146,461/x
3. Step 3: Cross multiply
   1,419,690x = 2,146,461 × 2,146,461
4. Step 4: Simplify right side
   1,419,690x = 4,607,294,824,521
5. Step 5: Solve for x
   x = 4,607,294,824,521/1,419,690
6. Step 6: Final answer
   x = 3,245,282.30