Finding the Third Proportional to 2,399,220 and 3,623,616

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399,220 : 3,623,616 = 3,623,616 : x
2. Step 2: Convert to fraction form
   2,399,220/3,623,616 = 3,623,616/x
3. Step 3: Cross multiply
   2,399,220x = 3,623,616 × 3,623,616
4. Step 4: Simplify right side
   2,399,220x = 13,130,592,915,456
5. Step 5: Solve for x
   x = 13,130,592,915,456/2,399,220
6. Step 6: Final answer
   x = 5,472,859.06