Finding the Third Proportional to 3,651,624 and 7,880,608

Step by Step Solution

1. Step 1: Write the proportion equation
   3,651,624 : 7,880,608 = 7,880,608 : x
2. Step 2: Convert to fraction form
   3,651,624/7,880,608 = 7,880,608/x
3. Step 3: Cross multiply
   3,651,624x = 7,880,608 × 7,880,608
4. Step 4: Simplify right side
   3,651,624x = 62,103,982,449,664
5. Step 5: Solve for x
   x = 62,103,982,449,664/3,651,624
6. Step 6: Final answer
   x = 17,007,222.66