Finding the Third Proportional to 2,622,400 and 3,957,696

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622,400 : 3,957,696 = 3,957,696 : x
2. Step 2: Convert to fraction form
   2,622,400/3,957,696 = 3,957,696/x
3. Step 3: Cross multiply
   2,622,400x = 3,957,696 × 3,957,696
4. Step 4: Simplify right side
   2,622,400x = 15,663,357,628,416
5. Step 5: Solve for x
   x = 15,663,357,628,416/2,622,400
6. Step 6: Final answer
   x = 5,972,909.41