Finding the Third Proportional to 3,922,945 and 8,465,176

Step by Step Solution

1. Step 1: Write the proportion equation
   3,922,945 : 8,465,176 = 8,465,176 : x
2. Step 2: Convert to fraction form
   3,922,945/8,465,176 = 8,465,176/x
3. Step 3: Cross multiply
   3,922,945x = 8,465,176 × 8,465,176
4. Step 4: Simplify right side
   3,922,945x = 71,659,204,710,976
5. Step 5: Solve for x
   x = 71,659,204,710,976/3,922,945
6. Step 6: Final answer
   x = 18,266,686.05