Finding the Third Proportional to 1,282.69 and 2,761.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,282.69 : 2,761.69 = 2,761.69 : x
2. Step 2: Convert to fraction form
   1,282.69/2,761.69 = 2,761.69/x
3. Step 3: Cross multiply
   1,282.69x = 2,761.69 × 2,761.69
4. Step 4: Simplify right side
   1,282.69x = 7,626,917.85
5. Step 5: Solve for x
   x = 7,626,917.85/1,282.69
6. Step 6: Final answer
   x = 5,946.05