Finding the Third Proportional to 4,191,985 and 8,981,568

Step by Step Solution

1. Step 1: Write the proportion equation
   4,191,985 : 8,981,568 = 8,981,568 : x
2. Step 2: Convert to fraction form
   4,191,985/8,981,568 = 8,981,568/x
3. Step 3: Cross multiply
   4,191,985x = 8,981,568 × 8,981,568
4. Step 4: Simplify right side
   4,191,985x = 80,668,563,738,624
5. Step 5: Solve for x
   x = 80,668,563,738,624/4,191,985
6. Step 6: Final answer
   x = 19,243,523.95