Finding the Third Proportional to 4,253,638 and 6,538,150

Step by Step Solution

1. Step 1: Write the proportion equation
   4,253,638 : 6,538,150 = 6,538,150 : x
2. Step 2: Convert to fraction form
   4,253,638/6,538,150 = 6,538,150/x
3. Step 3: Cross multiply
   4,253,638x = 6,538,150 × 6,538,150
4. Step 4: Simplify right side
   4,253,638x = 42,747,405,422,500
5. Step 5: Solve for x
   x = 42,747,405,422,500/4,253,638
6. Step 6: Final answer
   x = 10,049,610.57