Finding the Third Proportional to 19,136.25 and 27,948.38

Step by Step Solution

1. Step 1: Write the proportion equation
   19,136.25 : 27,948.38 = 27,948.38 : x
2. Step 2: Convert to fraction form
   19,136.25/27,948.38 = 27,948.38/x
3. Step 3: Cross multiply
   19,136.25x = 27,948.38 × 27,948.38
4. Step 4: Simplify right side
   19,136.25x = 781,111,665.14
5. Step 5: Solve for x
   x = 781,111,665.14/19,136.25
6. Step 6: Final answer
   x = 40,818.43