Finding the Third Proportional to 3,380,780 and 7,517,452

Step by Step Solution

1. Step 1: Write the proportion equation
   3,380,780 : 7,517,452 = 7,517,452 : x
2. Step 2: Convert to fraction form
   3,380,780/7,517,452 = 7,517,452/x
3. Step 3: Cross multiply
   3,380,780x = 7,517,452 × 7,517,452
4. Step 4: Simplify right side
   3,380,780x = 56,512,084,572,304
5. Step 5: Solve for x
   x = 56,512,084,572,304/3,380,780
6. Step 6: Final answer
   x = 16,715,694.18