Finding the Third Proportional to 3,986,904 and 5,979,108

Step by Step Solution

1. Step 1: Write the proportion equation
   3,986,904 : 5,979,108 = 5,979,108 : x
2. Step 2: Convert to fraction form
   3,986,904/5,979,108 = 5,979,108/x
3. Step 3: Cross multiply
   3,986,904x = 5,979,108 × 5,979,108
4. Step 4: Simplify right side
   3,986,904x = 35,749,732,475,664
5. Step 5: Solve for x
   x = 35,749,732,475,664/3,986,904
6. Step 6: Final answer
   x = 8,966,790.39