Finding the Third Proportional to 778,838 and 1,674,019

Step by Step Solution

1. Step 1: Write the proportion equation
   778,838 : 1,674,019 = 1,674,019 : x
2. Step 2: Convert to fraction form
   778,838/1,674,019 = 1,674,019/x
3. Step 3: Cross multiply
   778,838x = 1,674,019 × 1,674,019
4. Step 4: Simplify right side
   778,838x = 2,802,339,612,361
5. Step 5: Solve for x
   x = 2,802,339,612,361/778,838
6. Step 6: Final answer
   x = 3,598,103.34