Finding the Third Proportional to 19,019.25 and 38,614.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,019.25 : 38,614.50 = 38,614.50 : x
2. Step 2: Convert to fraction form
   19,019.25/38,614.50 = 38,614.50/x
3. Step 3: Cross multiply
   19,019.25x = 38,614.50 × 38,614.50
4. Step 4: Simplify right side
   19,019.25x = 1,491,079,610.25
5. Step 5: Solve for x
   x = 1,491,079,610.25/19,019.25
6. Step 6: Final answer
   x = 78,398.44