Finding the Third Proportional to 3,380,149 and 7,162,570

Step by Step Solution

1. Step 1: Write the proportion equation
   3,380,149 : 7,162,570 = 7,162,570 : x
2. Step 2: Convert to fraction form
   3,380,149/7,162,570 = 7,162,570/x
3. Step 3: Cross multiply
   3,380,149x = 7,162,570 × 7,162,570
4. Step 4: Simplify right side
   3,380,149x = 51,302,409,004,900
5. Step 5: Solve for x
   x = 51,302,409,004,900/3,380,149
6. Step 6: Final answer
   x = 15,177,558.45