Finding the Third Proportional to 2,622,396 and 3,957,690

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622,396 : 3,957,690 = 3,957,690 : x
2. Step 2: Convert to fraction form
   2,622,396/3,957,690 = 3,957,690/x
3. Step 3: Cross multiply
   2,622,396x = 3,957,690 × 3,957,690
4. Step 4: Simplify right side
   2,622,396x = 15,663,310,136,100
5. Step 5: Solve for x
   x = 15,663,310,136,100/2,622,396
6. Step 6: Final answer
   x = 5,972,900.41