Finding the Third Proportional to 3,908,877 and 5,979,564

Step by Step Solution

1. Step 1: Write the proportion equation
   3,908,877 : 5,979,564 = 5,979,564 : x
2. Step 2: Convert to fraction form
   3,908,877/5,979,564 = 5,979,564/x
3. Step 3: Cross multiply
   3,908,877x = 5,979,564 × 5,979,564
4. Step 4: Simplify right side
   3,908,877x = 35,755,185,630,096
5. Step 5: Solve for x
   x = 35,755,185,630,096/3,908,877
6. Step 6: Final answer
   x = 9,147,175.94