Finding the Third Proportional to 3,355,790 and 7,271,452

Step by Step Solution

1. Step 1: Write the proportion equation
   3,355,790 : 7,271,452 = 7,271,452 : x
2. Step 2: Convert to fraction form
   3,355,790/7,271,452 = 7,271,452/x
3. Step 3: Cross multiply
   3,355,790x = 7,271,452 × 7,271,452
4. Step 4: Simplify right side
   3,355,790x = 52,874,014,188,304
5. Step 5: Solve for x
   x = 52,874,014,188,304/3,355,790
6. Step 6: Final answer
   x = 15,756,055.71