Finding the Third Proportional to 10,279.69 and 21,367.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,279.69 : 21,367.41 = 21,367.41 : x
2. Step 2: Convert to fraction form
   10,279.69/21,367.41 = 21,367.41/x
3. Step 3: Cross multiply
   10,279.69x = 21,367.41 × 21,367.41
4. Step 4: Simplify right side
   10,279.69x = 456,566,049.85
5. Step 5: Solve for x
   x = 456,566,049.85/10,279.69
6. Step 6: Final answer
   x = 44,414.39