Finding the Third Proportional to 2,565,986 and 3,587,407

Step by Step Solution

1. Step 1: Write the proportion equation
   2,565,986 : 3,587,407 = 3,587,407 : x
2. Step 2: Convert to fraction form
   2,565,986/3,587,407 = 3,587,407/x
3. Step 3: Cross multiply
   2,565,986x = 3,587,407 × 3,587,407
4. Step 4: Simplify right side
   2,565,986x = 12,869,488,983,649
5. Step 5: Solve for x
   x = 12,869,488,983,649/2,565,986
6. Step 6: Final answer
   x = 5,015,416.68