Finding the Third Proportional to 3,494,548 and 7,474,868

Step by Step Solution

1. Step 1: Write the proportion equation
   3,494,548 : 7,474,868 = 7,474,868 : x
2. Step 2: Convert to fraction form
   3,494,548/7,474,868 = 7,474,868/x
3. Step 3: Cross multiply
   3,494,548x = 7,474,868 × 7,474,868
4. Step 4: Simplify right side
   3,494,548x = 55,873,651,617,424
5. Step 5: Solve for x
   x = 55,873,651,617,424/3,494,548
6. Step 6: Final answer
   x = 15,988,806.45