Finding the Third Proportional to 4,343,286 and 9,359,757

Step by Step Solution

1. Step 1: Write the proportion equation
   4,343,286 : 9,359,757 = 9,359,757 : x
2. Step 2: Convert to fraction form
   4,343,286/9,359,757 = 9,359,757/x
3. Step 3: Cross multiply
   4,343,286x = 9,359,757 × 9,359,757
4. Step 4: Simplify right side
   4,343,286x = 87,605,051,099,049
5. Step 5: Solve for x
   x = 87,605,051,099,049/4,343,286
6. Step 6: Final answer
   x = 20,170,223.90