Finding the Third Proportional to 3,855,486 and 8,375,622

Step by Step Solution

1. Step 1: Write the proportion equation
   3,855,486 : 8,375,622 = 8,375,622 : x
2. Step 2: Convert to fraction form
   3,855,486/8,375,622 = 8,375,622/x
3. Step 3: Cross multiply
   3,855,486x = 8,375,622 × 8,375,622
4. Step 4: Simplify right side
   3,855,486x = 70,151,043,886,884
5. Step 5: Solve for x
   x = 70,151,043,886,884/3,855,486
6. Step 6: Final answer
   x = 18,195,123.49