Finding the Third Proportional to 1,223,728 and 2,624,596

Step by Step Solution

1. Step 1: Write the proportion equation
   1,223,728 : 2,624,596 = 2,624,596 : x
2. Step 2: Convert to fraction form
   1,223,728/2,624,596 = 2,624,596/x
3. Step 3: Cross multiply
   1,223,728x = 2,624,596 × 2,624,596
4. Step 4: Simplify right side
   1,223,728x = 6,888,504,163,216
5. Step 5: Solve for x
   x = 6,888,504,163,216/1,223,728
6. Step 6: Final answer
   x = 5,629,113.79