Finding the Third Proportional to 3,181,350 and 4,818,357

Step by Step Solution

1. Step 1: Write the proportion equation
   3,181,350 : 4,818,357 = 4,818,357 : x
2. Step 2: Convert to fraction form
   3,181,350/4,818,357 = 4,818,357/x
3. Step 3: Cross multiply
   3,181,350x = 4,818,357 × 4,818,357
4. Step 4: Simplify right side
   3,181,350x = 23,216,564,179,449
5. Step 5: Solve for x
   x = 23,216,564,179,449/3,181,350
6. Step 6: Final answer
   x = 7,297,708.26