Finding the Third Proportional to 3,215,453 and 4,976,567

Step by Step Solution

1. Step 1: Write the proportion equation
   3,215,453 : 4,976,567 = 4,976,567 : x
2. Step 2: Convert to fraction form
   3,215,453/4,976,567 = 4,976,567/x
3. Step 3: Cross multiply
   3,215,453x = 4,976,567 × 4,976,567
4. Step 4: Simplify right side
   3,215,453x = 24,766,219,105,489
5. Step 5: Solve for x
   x = 24,766,219,105,489/3,215,453
6. Step 6: Final answer
   x = 7,702,248.83