Finding the Third Proportional to 19,491.26 and 30,986.30

Step by Step Solution

1. Step 1: Write the proportion equation
   19,491.26 : 30,986.30 = 30,986.30 : x
2. Step 2: Convert to fraction form
   19,491.26/30,986.30 = 30,986.30/x
3. Step 3: Cross multiply
   19,491.26x = 30,986.30 × 30,986.30
4. Step 4: Simplify right side
   19,491.26x = 960,150,594.03
5. Step 5: Solve for x
   x = 960,150,594.03/19,491.26
6. Step 6: Final answer
   x = 49,260.58