Finding the Third Proportional to 3,981,471 and 8,708,073

Step by Step Solution

1. Step 1: Write the proportion equation
   3,981,471 : 8,708,073 = 8,708,073 : x
2. Step 2: Convert to fraction form
   3,981,471/8,708,073 = 8,708,073/x
3. Step 3: Cross multiply
   3,981,471x = 8,708,073 × 8,708,073
4. Step 4: Simplify right side
   3,981,471x = 75,830,535,373,329
5. Step 5: Solve for x
   x = 75,830,535,373,329/3,981,471
6. Step 6: Final answer
   x = 19,045,859.02