Finding the Third Proportional to 1,578,010 and 3,451,266

Step by Step Solution

1. Step 1: Write the proportion equation
   1,578,010 : 3,451,266 = 3,451,266 : x
2. Step 2: Convert to fraction form
   1,578,010/3,451,266 = 3,451,266/x
3. Step 3: Cross multiply
   1,578,010x = 3,451,266 × 3,451,266
4. Step 4: Simplify right side
   1,578,010x = 11,911,237,002,756
5. Step 5: Solve for x
   x = 11,911,237,002,756/1,578,010
6. Step 6: Final answer
   x = 7,548,264.59