Finding the Third Proportional to 3,986,946 and 5,979,122

Step by Step Solution

1. Step 1: Write the proportion equation
   3,986,946 : 5,979,122 = 5,979,122 : x
2. Step 2: Convert to fraction form
   3,986,946/5,979,122 = 5,979,122/x
3. Step 3: Cross multiply
   3,986,946x = 5,979,122 × 5,979,122
4. Step 4: Simplify right side
   3,986,946x = 35,749,899,890,884
5. Step 5: Solve for x
   x = 35,749,899,890,884/3,986,946
6. Step 6: Final answer
   x = 8,966,737.92