Finding the Third Proportional to 2,509,490 and 3,787,779

Step by Step Solution

1. Step 1: Write the proportion equation
   2,509,490 : 3,787,779 = 3,787,779 : x
2. Step 2: Convert to fraction form
   2,509,490/3,787,779 = 3,787,779/x
3. Step 3: Cross multiply
   2,509,490x = 3,787,779 × 3,787,779
4. Step 4: Simplify right side
   2,509,490x = 14,347,269,752,841
5. Step 5: Solve for x
   x = 14,347,269,752,841/2,509,490
6. Step 6: Final answer
   x = 5,717,205.39