Finding the Third Proportional to 2,279.72 and 3,259.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279.72 : 3,259.97 = 3,259.97 : x
2. Step 2: Convert to fraction form
   2,279.72/3,259.97 = 3,259.97/x
3. Step 3: Cross multiply
   2,279.72x = 3,259.97 × 3,259.97
4. Step 4: Simplify right side
   2,279.72x = 10,627,396.25
5. Step 5: Solve for x
   x = 10,627,396.25/2,279.72
6. Step 6: Final answer
   x = 4,661.71