Finding the Third Proportional to 2,290,830 and 3,361,355

Step by Step Solution

1. Step 1: Write the proportion equation
   2,290,830 : 3,361,355 = 3,361,355 : x
2. Step 2: Convert to fraction form
   2,290,830/3,361,355 = 3,361,355/x
3. Step 3: Cross multiply
   2,290,830x = 3,361,355 × 3,361,355
4. Step 4: Simplify right side
   2,290,830x = 11,298,707,436,025
5. Step 5: Solve for x
   x = 11,298,707,436,025/2,290,830
6. Step 6: Final answer
   x = 4,932,145.74