Finding the Third Proportional to 3,498,768 and 7,276,857

Step by Step Solution

1. Step 1: Write the proportion equation
   3,498,768 : 7,276,857 = 7,276,857 : x
2. Step 2: Convert to fraction form
   3,498,768/7,276,857 = 7,276,857/x
3. Step 3: Cross multiply
   3,498,768x = 7,276,857 × 7,276,857
4. Step 4: Simplify right side
   3,498,768x = 52,952,647,798,449
5. Step 5: Solve for x
   x = 52,952,647,798,449/3,498,768
6. Step 6: Final answer
   x = 15,134,655.34