Finding the Third Proportional to 4,761,975 and 9,995,662

Step by Step Solution

1. Step 1: Write the proportion equation
   4,761,975 : 9,995,662 = 9,995,662 : x
2. Step 2: Convert to fraction form
   4,761,975/9,995,662 = 9,995,662/x
3. Step 3: Cross multiply
   4,761,975x = 9,995,662 × 9,995,662
4. Step 4: Simplify right side
   4,761,975x = 99,913,258,818,244
5. Step 5: Solve for x
   x = 99,913,258,818,244/4,761,975
6. Step 6: Final answer
   x = 20,981,474.88