Finding the Third Proportional to 2,277,442 and 3,439,689

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277,442 : 3,439,689 = 3,439,689 : x
2. Step 2: Convert to fraction form
   2,277,442/3,439,689 = 3,439,689/x
3. Step 3: Cross multiply
   2,277,442x = 3,439,689 × 3,439,689
4. Step 4: Simplify right side
   2,277,442x = 11,831,460,416,721
5. Step 5: Solve for x
   x = 11,831,460,416,721/2,277,442
6. Step 6: Final answer
   x = 5,195,065.52