Finding the Third Proportional to 3,494,856 and 7,475,448

Step by Step Solution

1. Step 1: Write the proportion equation
   3,494,856 : 7,475,448 = 7,475,448 : x
2. Step 2: Convert to fraction form
   3,494,856/7,475,448 = 7,475,448/x
3. Step 3: Cross multiply
   3,494,856x = 7,475,448 × 7,475,448
4. Step 4: Simplify right side
   3,494,856x = 55,882,322,800,704
5. Step 5: Solve for x
   x = 55,882,322,800,704/3,494,856
6. Step 6: Final answer
   x = 15,989,878.50