Finding the Third Proportional to 19,809 and 41,249.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,809 : 41,249.25 = 41,249.25 : x
2. Step 2: Convert to fraction form
   19,809/41,249.25 = 41,249.25/x
3. Step 3: Cross multiply
   19,809x = 41,249.25 × 41,249.25
4. Step 4: Simplify right side
   19,809x = 1,701,500,625.56
5. Step 5: Solve for x
   x = 1,701,500,625.56/19,809
6. Step 6: Final answer
   x = 85,895.33