Finding the Third Proportional to 1,515,227 and 3,366,759

Step by Step Solution

1. Step 1: Write the proportion equation
   1,515,227 : 3,366,759 = 3,366,759 : x
2. Step 2: Convert to fraction form
   1,515,227/3,366,759 = 3,366,759/x
3. Step 3: Cross multiply
   1,515,227x = 3,366,759 × 3,366,759
4. Step 4: Simplify right side
   1,515,227x = 11,335,066,164,081
5. Step 5: Solve for x
   x = 11,335,066,164,081/1,515,227
6. Step 6: Final answer
   x = 7,480,770.98