Finding the Third Proportional to 1,617,928 and 3,530,768

Step by Step Solution

1. Step 1: Write the proportion equation
   1,617,928 : 3,530,768 = 3,530,768 : x
2. Step 2: Convert to fraction form
   1,617,928/3,530,768 = 3,530,768/x
3. Step 3: Cross multiply
   1,617,928x = 3,530,768 × 3,530,768
4. Step 4: Simplify right side
   1,617,928x = 12,466,322,669,824
5. Step 5: Solve for x
   x = 12,466,322,669,824/1,617,928
6. Step 6: Final answer
   x = 7,705,115.85