Finding the Third Proportional to 1,278,242 and 2,034,918

Step by Step Solution

1. Step 1: Write the proportion equation
   1,278,242 : 2,034,918 = 2,034,918 : x
2. Step 2: Convert to fraction form
   1,278,242/2,034,918 = 2,034,918/x
3. Step 3: Cross multiply
   1,278,242x = 2,034,918 × 2,034,918
4. Step 4: Simplify right side
   1,278,242x = 4,140,891,266,724
5. Step 5: Solve for x
   x = 4,140,891,266,724/1,278,242
6. Step 6: Final answer
   x = 3,239,520.58