Finding the Third Proportional to 2,786.43 and 4,080.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,786.43 : 4,080.69 = 4,080.69 : x
2. Step 2: Convert to fraction form
   2,786.43/4,080.69 = 4,080.69/x
3. Step 3: Cross multiply
   2,786.43x = 4,080.69 × 4,080.69
4. Step 4: Simplify right side
   2,786.43x = 16,652,042.35
5. Step 5: Solve for x
   x = 16,652,042.35/2,786.43
6. Step 6: Final answer
   x = 5,976.12