Finding the Third Proportional to 7,431,744 and 10,860,858

Step by Step Solution

1. Step 1: Write the proportion equation
   7,431,744 : 10,860,858 = 10,860,858 : x
2. Step 2: Convert to fraction form
   7,431,744/10,860,858 = 10,860,858/x
3. Step 3: Cross multiply
   7,431,744x = 10,860,858 × 10,860,858
4. Step 4: Simplify right side
   7,431,744x = 117,958,236,496,164
5. Step 5: Solve for x
   x = 117,958,236,496,164/7,431,744
6. Step 6: Final answer
   x = 15,872,214.72