Finding the Third Proportional to 1,603,928 and 3,469,648

Step by Step Solution

1. Step 1: Write the proportion equation
   1,603,928 : 3,469,648 = 3,469,648 : x
2. Step 2: Convert to fraction form
   1,603,928/3,469,648 = 3,469,648/x
3. Step 3: Cross multiply
   1,603,928x = 3,469,648 × 3,469,648
4. Step 4: Simplify right side
   1,603,928x = 12,038,457,243,904
5. Step 5: Solve for x
   x = 12,038,457,243,904/1,603,928
6. Step 6: Final answer
   x = 7,505,609.51