Finding the Third Proportional to 3,338,624 and 7,196,416

Step by Step Solution

1. Step 1: Write the proportion equation
   3,338,624 : 7,196,416 = 7,196,416 : x
2. Step 2: Convert to fraction form
   3,338,624/7,196,416 = 7,196,416/x
3. Step 3: Cross multiply
   3,338,624x = 7,196,416 × 7,196,416
4. Step 4: Simplify right side
   3,338,624x = 51,788,403,245,056
5. Step 5: Solve for x
   x = 51,788,403,245,056/3,338,624
6. Step 6: Final answer
   x = 15,511,900.49