Finding the Third Proportional to 3,908,839 and 5,979,504

Step by Step Solution

1. Step 1: Write the proportion equation
   3,908,839 : 5,979,504 = 5,979,504 : x
2. Step 2: Convert to fraction form
   3,908,839/5,979,504 = 5,979,504/x
3. Step 3: Cross multiply
   3,908,839x = 5,979,504 × 5,979,504
4. Step 4: Simplify right side
   3,908,839x = 35,754,468,086,016
5. Step 5: Solve for x
   x = 35,754,468,086,016/3,908,839
6. Step 6: Final answer
   x = 9,147,081.29