Finding the Third Proportional to 4,162,066 and 9,119,472

Step by Step Solution

1. Step 1: Write the proportion equation
   4,162,066 : 9,119,472 = 9,119,472 : x
2. Step 2: Convert to fraction form
   4,162,066/9,119,472 = 9,119,472/x
3. Step 3: Cross multiply
   4,162,066x = 9,119,472 × 9,119,472
4. Step 4: Simplify right side
   4,162,066x = 83,164,769,558,784
5. Step 5: Solve for x
   x = 83,164,769,558,784/4,162,066
6. Step 6: Final answer
   x = 19,981,607.59