Finding the Third Proportional to 3,118,701 and 4,665,357

Step by Step Solution

1. Step 1: Write the proportion equation
   3,118,701 : 4,665,357 = 4,665,357 : x
2. Step 2: Convert to fraction form
   3,118,701/4,665,357 = 4,665,357/x
3. Step 3: Cross multiply
   3,118,701x = 4,665,357 × 4,665,357
4. Step 4: Simplify right side
   3,118,701x = 21,765,555,937,449
5. Step 5: Solve for x
   x = 21,765,555,937,449/3,118,701
6. Step 6: Final answer
   x = 6,979,045.42