Finding the Third Proportional to 3,395,774 and 5,137,407

Step by Step Solution

1. Step 1: Write the proportion equation
   3,395,774 : 5,137,407 = 5,137,407 : x
2. Step 2: Convert to fraction form
   3,395,774/5,137,407 = 5,137,407/x
3. Step 3: Cross multiply
   3,395,774x = 5,137,407 × 5,137,407
4. Step 4: Simplify right side
   3,395,774x = 26,392,950,683,649
5. Step 5: Solve for x
   x = 26,392,950,683,649/3,395,774
6. Step 6: Final answer
   x = 7,772,293.06