Finding the Third Proportional to 3,300,449 and 5,251,663

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300,449 : 5,251,663 = 5,251,663 : x
2. Step 2: Convert to fraction form
   3,300,449/5,251,663 = 5,251,663/x
3. Step 3: Cross multiply
   3,300,449x = 5,251,663 × 5,251,663
4. Step 4: Simplify right side
   3,300,449x = 27,579,964,265,569
5. Step 5: Solve for x
   x = 27,579,964,265,569/3,300,449
6. Step 6: Final answer
   x = 8,356,427.95