Finding the Third Proportional to 2,786 and 5,918

Step by Step Solution

1. Step 1: Write the proportion equation
   2,786 : 5,918 = 5,918 : x
2. Step 2: Convert to fraction form
   2,786/5,918 = 5,918/x
3. Step 3: Cross multiply
   2,786x = 5,918 × 5,918
4. Step 4: Simplify right side
   2,786x = 35,022,724
5. Step 5: Solve for x
   x = 35,022,724/2,786
6. Step 6: Final answer
   x = 12,570.97