Finding the Third Proportional to 19,102.88 and 39,948.38

Step by Step Solution

1. Step 1: Write the proportion equation
   19,102.88 : 39,948.38 = 39,948.38 : x
2. Step 2: Convert to fraction form
   19,102.88/39,948.38 = 39,948.38/x
3. Step 3: Cross multiply
   19,102.88x = 39,948.38 × 39,948.38
4. Step 4: Simplify right side
   19,102.88x = 1,595,872,665.14
5. Step 5: Solve for x
   x = 1,595,872,665.14/19,102.88
6. Step 6: Final answer
   x = 83,540.97