Finding the Third Proportional to 4,225,544 and 8,239,408

Step by Step Solution

1. Step 1: Write the proportion equation
   4,225,544 : 8,239,408 = 8,239,408 : x
2. Step 2: Convert to fraction form
   4,225,544/8,239,408 = 8,239,408/x
3. Step 3: Cross multiply
   4,225,544x = 8,239,408 × 8,239,408
4. Step 4: Simplify right side
   4,225,544x = 67,887,844,190,464
5. Step 5: Solve for x
   x = 67,887,844,190,464/4,225,544
6. Step 6: Final answer
   x = 16,066,060.18