Finding the Third Proportional to 19,178.13 and 41,021.69

Step by Step Solution

1. Step 1: Write the proportion equation
   19,178.13 : 41,021.69 = 41,021.69 : x
2. Step 2: Convert to fraction form
   19,178.13/41,021.69 = 41,021.69/x
3. Step 3: Cross multiply
   19,178.13x = 41,021.69 × 41,021.69
4. Step 4: Simplify right side
   19,178.13x = 1,682,778,845.35
5. Step 5: Solve for x
   x = 1,682,778,845.35/19,178.13
6. Step 6: Final answer
   x = 87,744.70