Finding the Third Proportional to 3,515,157 and 5,310,441

Step by Step Solution

1. Step 1: Write the proportion equation
   3,515,157 : 5,310,441 = 5,310,441 : x
2. Step 2: Convert to fraction form
   3,515,157/5,310,441 = 5,310,441/x
3. Step 3: Cross multiply
   3,515,157x = 5,310,441 × 5,310,441
4. Step 4: Simplify right side
   3,515,157x = 28,200,783,614,481
5. Step 5: Solve for x
   x = 28,200,783,614,481/3,515,157
6. Step 6: Final answer
   x = 8,022,624.20