Finding the Third Proportional to 19,441.69 and 40,841.81

Step by Step Solution

1. Step 1: Write the proportion equation
   19,441.69 : 40,841.81 = 40,841.81 : x
2. Step 2: Convert to fraction form
   19,441.69/40,841.81 = 40,841.81/x
3. Step 3: Cross multiply
   19,441.69x = 40,841.81 × 40,841.81
4. Step 4: Simplify right side
   19,441.69x = 1,668,053,648.29
5. Step 5: Solve for x
   x = 1,668,053,648.29/19,441.69
6. Step 6: Final answer
   x = 85,797.78