Finding the Third Proportional to 1,603,917 and 3,340,530

Step by Step Solution

1. Step 1: Write the proportion equation
   1,603,917 : 3,340,530 = 3,340,530 : x
2. Step 2: Convert to fraction form
   1,603,917/3,340,530 = 3,340,530/x
3. Step 3: Cross multiply
   1,603,917x = 3,340,530 × 3,340,530
4. Step 4: Simplify right side
   1,603,917x = 11,159,140,680,900
5. Step 5: Solve for x
   x = 11,159,140,680,900/1,603,917
6. Step 6: Final answer
   x = 6,957,430.27