Finding the Third Proportional to 1,515,828 and 3,241,686

Step by Step Solution

1. Step 1: Write the proportion equation
   1,515,828 : 3,241,686 = 3,241,686 : x
2. Step 2: Convert to fraction form
   1,515,828/3,241,686 = 3,241,686/x
3. Step 3: Cross multiply
   1,515,828x = 3,241,686 × 3,241,686
4. Step 4: Simplify right side
   1,515,828x = 10,508,528,122,596
5. Step 5: Solve for x
   x = 10,508,528,122,596/1,515,828
6. Step 6: Final answer
   x = 6,932,533.32