Finding the Third Proportional to 2,185.88 and 3,279.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.88 : 3,279.38 = 3,279.38 : x
2. Step 2: Convert to fraction form
   2,185.88/3,279.38 = 3,279.38/x
3. Step 3: Cross multiply
   2,185.88x = 3,279.38 × 3,279.38
4. Step 4: Simplify right side
   2,185.88x = 10,754,300.39
5. Step 5: Solve for x
   x = 10,754,300.39/2,185.88
6. Step 6: Final answer
   x = 4,919.91