Finding the Third Proportional to 770,760 and 1,624,612

Step by Step Solution

1. Step 1: Write the proportion equation
   770,760 : 1,624,612 = 1,624,612 : x
2. Step 2: Convert to fraction form
   770,760/1,624,612 = 1,624,612/x
3. Step 3: Cross multiply
   770,760x = 1,624,612 × 1,624,612
4. Step 4: Simplify right side
   770,760x = 2,639,364,150,544
5. Step 5: Solve for x
   x = 2,639,364,150,544/770,760
6. Step 6: Final answer
   x = 3,424,365.76