Finding the Third Proportional to 3,494,452 and 7,474,690

Step by Step Solution

1. Step 1: Write the proportion equation
   3,494,452 : 7,474,690 = 7,474,690 : x
2. Step 2: Convert to fraction form
   3,494,452/7,474,690 = 7,474,690/x
3. Step 3: Cross multiply
   3,494,452x = 7,474,690 × 7,474,690
4. Step 4: Simplify right side
   3,494,452x = 55,870,990,596,100
5. Step 5: Solve for x
   x = 55,870,990,596,100/3,494,452
6. Step 6: Final answer
   x = 15,988,484.20