Finding the Third Proportional to 2,486,327 and 3,509,443

Step by Step Solution

1. Step 1: Write the proportion equation
   2,486,327 : 3,509,443 = 3,509,443 : x
2. Step 2: Convert to fraction form
   2,486,327/3,509,443 = 3,509,443/x
3. Step 3: Cross multiply
   2,486,327x = 3,509,443 × 3,509,443
4. Step 4: Simplify right side
   2,486,327x = 12,316,190,170,249
5. Step 5: Solve for x
   x = 12,316,190,170,249/2,486,327
6. Step 6: Final answer
   x = 4,953,568.12