Finding the Third Proportional to 2,477,440 and 3,620,608

Step by Step Solution

1. Step 1: Write the proportion equation
   2,477,440 : 3,620,608 = 3,620,608 : x
2. Step 2: Convert to fraction form
   2,477,440/3,620,608 = 3,620,608/x
3. Step 3: Cross multiply
   2,477,440x = 3,620,608 × 3,620,608
4. Step 4: Simplify right side
   2,477,440x = 13,108,802,289,664
5. Step 5: Solve for x
   x = 13,108,802,289,664/2,477,440
6. Step 6: Final answer
   x = 5,291,269.33