Finding the Third Proportional to 19,544 and 39,779.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,544 : 39,779.25 = 39,779.25 : x
2. Step 2: Convert to fraction form
   19,544/39,779.25 = 39,779.25/x
3. Step 3: Cross multiply
   19,544x = 39,779.25 × 39,779.25
4. Step 4: Simplify right side
   19,544x = 1,582,388,730.56
5. Step 5: Solve for x
   x = 1,582,388,730.56/19,544
6. Step 6: Final answer
   x = 80,965.45