Finding the Third Proportional to 4,164,744 and 8,445,408

Step by Step Solution

1. Step 1: Write the proportion equation
   4,164,744 : 8,445,408 = 8,445,408 : x
2. Step 2: Convert to fraction form
   4,164,744/8,445,408 = 8,445,408/x
3. Step 3: Cross multiply
   4,164,744x = 8,445,408 × 8,445,408
4. Step 4: Simplify right side
   4,164,744x = 71,324,916,286,464
5. Step 5: Solve for x
   x = 71,324,916,286,464/4,164,744
6. Step 6: Final answer
   x = 17,125,882.48