Finding the Third Proportional to 1,456,419 and 2,261,308

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,419 : 2,261,308 = 2,261,308 : x
2. Step 2: Convert to fraction form
   1,456,419/2,261,308 = 2,261,308/x
3. Step 3: Cross multiply
   1,456,419x = 2,261,308 × 2,261,308
4. Step 4: Simplify right side
   1,456,419x = 5,113,513,870,864
5. Step 5: Solve for x
   x = 5,113,513,870,864/1,456,419
6. Step 6: Final answer
   x = 3,511,018.38