Finding the Third Proportional to 19,121.91 and 41,284.27

Step by Step Solution

1. Step 1: Write the proportion equation
   19,121.91 : 41,284.27 = 41,284.27 : x
2. Step 2: Convert to fraction form
   19,121.91/41,284.27 = 41,284.27/x
3. Step 3: Cross multiply
   19,121.91x = 41,284.27 × 41,284.27
4. Step 4: Simplify right side
   19,121.91x = 1,704,390,588.20
5. Step 5: Solve for x
   x = 1,704,390,588.20/19,121.91
6. Step 6: Final answer
   x = 89,132.88