Finding the Third Proportional to 3,493,874 and 7,407,634

Step by Step Solution

1. Step 1: Write the proportion equation
   3,493,874 : 7,407,634 = 7,407,634 : x
2. Step 2: Convert to fraction form
   3,493,874/7,407,634 = 7,407,634/x
3. Step 3: Cross multiply
   3,493,874x = 7,407,634 × 7,407,634
4. Step 4: Simplify right side
   3,493,874x = 54,873,041,477,956
5. Step 5: Solve for x
   x = 54,873,041,477,956/3,493,874
6. Step 6: Final answer
   x = 15,705,500.96