Finding the Third Proportional to 1,551,288 and 3,351,612

Step by Step Solution

1. Step 1: Write the proportion equation
   1,551,288 : 3,351,612 = 3,351,612 : x
2. Step 2: Convert to fraction form
   1,551,288/3,351,612 = 3,351,612/x
3. Step 3: Cross multiply
   1,551,288x = 3,351,612 × 3,351,612
4. Step 4: Simplify right side
   1,551,288x = 11,233,302,998,544
5. Step 5: Solve for x
   x = 11,233,302,998,544/1,551,288
6. Step 6: Final answer
   x = 7,241,274.99