Finding the Third Proportional to 3,280,208 and 7,099,552

Step by Step Solution

1. Step 1: Write the proportion equation
   3,280,208 : 7,099,552 = 7,099,552 : x
2. Step 2: Convert to fraction form
   3,280,208/7,099,552 = 7,099,552/x
3. Step 3: Cross multiply
   3,280,208x = 7,099,552 × 7,099,552
4. Step 4: Simplify right side
   3,280,208x = 50,403,638,600,704
5. Step 5: Solve for x
   x = 50,403,638,600,704/3,280,208
6. Step 6: Final answer
   x = 15,365,988.56