Finding the Third Proportional to 1,945,618 and 3,108,137

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945,618 : 3,108,137 = 3,108,137 : x
2. Step 2: Convert to fraction form
   1,945,618/3,108,137 = 3,108,137/x
3. Step 3: Cross multiply
   1,945,618x = 3,108,137 × 3,108,137
4. Step 4: Simplify right side
   1,945,618x = 9,660,515,610,769
5. Step 5: Solve for x
   x = 9,660,515,610,769/1,945,618
6. Step 6: Final answer
   x = 4,965,268.42