Finding the Third Proportional to 3,073,605 and 4,620,330

Step by Step Solution

1. Step 1: Write the proportion equation
   3,073,605 : 4,620,330 = 4,620,330 : x
2. Step 2: Convert to fraction form
   3,073,605/4,620,330 = 4,620,330/x
3. Step 3: Cross multiply
   3,073,605x = 4,620,330 × 4,620,330
4. Step 4: Simplify right side
   3,073,605x = 21,347,449,308,900
5. Step 5: Solve for x
   x = 21,347,449,308,900/3,073,605
6. Step 6: Final answer
   x = 6,945,410.78