Finding the Third Proportional to 1,555,382 and 3,234,918

Step by Step Solution

1. Step 1: Write the proportion equation
   1,555,382 : 3,234,918 = 3,234,918 : x
2. Step 2: Convert to fraction form
   1,555,382/3,234,918 = 3,234,918/x
3. Step 3: Cross multiply
   1,555,382x = 3,234,918 × 3,234,918
4. Step 4: Simplify right side
   1,555,382x = 10,464,694,466,724
5. Step 5: Solve for x
   x = 10,464,694,466,724/1,555,382
6. Step 6: Final answer
   x = 6,728,054.24