Finding the Third Proportional to 3,039,471 and 4,812,912

Step by Step Solution

1. Step 1: Write the proportion equation
   3,039,471 : 4,812,912 = 4,812,912 : x
2. Step 2: Convert to fraction form
   3,039,471/4,812,912 = 4,812,912/x
3. Step 3: Cross multiply
   3,039,471x = 4,812,912 × 4,812,912
4. Step 4: Simplify right side
   3,039,471x = 23,164,121,919,744
5. Step 5: Solve for x
   x = 23,164,121,919,744/3,039,471
6. Step 6: Final answer
   x = 7,621,103.12