Finding the Third Proportional to 3,855,934 and 8,375,636

Step by Step Solution

1. Step 1: Write the proportion equation
   3,855,934 : 8,375,636 = 8,375,636 : x
2. Step 2: Convert to fraction form
   3,855,934/8,375,636 = 8,375,636/x
3. Step 3: Cross multiply
   3,855,934x = 8,375,636 × 8,375,636
4. Step 4: Simplify right side
   3,855,934x = 70,151,278,404,496
5. Step 5: Solve for x
   x = 70,151,278,404,496/3,855,934
6. Step 6: Final answer
   x = 18,193,070.32