Finding the Third Proportional to 3,855,484 and 8,375,616

Step by Step Solution

1. Step 1: Write the proportion equation
   3,855,484 : 8,375,616 = 8,375,616 : x
2. Step 2: Convert to fraction form
   3,855,484/8,375,616 = 8,375,616/x
3. Step 3: Cross multiply
   3,855,484x = 8,375,616 × 8,375,616
4. Step 4: Simplify right side
   3,855,484x = 70,150,943,379,456
5. Step 5: Solve for x
   x = 70,150,943,379,456/3,855,484
6. Step 6: Final answer
   x = 18,195,106.86