Finding the Third Proportional to 1,280,204 and 2,743,009

Step by Step Solution

1. Step 1: Write the proportion equation
   1,280,204 : 2,743,009 = 2,743,009 : x
2. Step 2: Convert to fraction form
   1,280,204/2,743,009 = 2,743,009/x
3. Step 3: Cross multiply
   1,280,204x = 2,743,009 × 2,743,009
4. Step 4: Simplify right side
   1,280,204x = 7,524,098,374,081
5. Step 5: Solve for x
   x = 7,524,098,374,081/1,280,204
6. Step 6: Final answer
   x = 5,877,265.17