Finding the Third Proportional to 3,942,600 and 5,758,878

Step by Step Solution

1. Step 1: Write the proportion equation
   3,942,600 : 5,758,878 = 5,758,878 : x
2. Step 2: Convert to fraction form
   3,942,600/5,758,878 = 5,758,878/x
3. Step 3: Cross multiply
   3,942,600x = 5,758,878 × 5,758,878
4. Step 4: Simplify right side
   3,942,600x = 33,164,675,818,884
5. Step 5: Solve for x
   x = 33,164,675,818,884/3,942,600
6. Step 6: Final answer
   x = 8,411,879.42