Finding the Third Proportional to 19,387.13 and 41,871.38

Step by Step Solution

1. Step 1: Write the proportion equation
   19,387.13 : 41,871.38 = 41,871.38 : x
2. Step 2: Convert to fraction form
   19,387.13/41,871.38 = 41,871.38/x
3. Step 3: Cross multiply
   19,387.13x = 41,871.38 × 41,871.38
4. Step 4: Simplify right side
   19,387.13x = 1,753,212,044.39
5. Step 5: Solve for x
   x = 1,753,212,044.39/19,387.13
6. Step 6: Final answer
   x = 90,431.77