Finding the Third Proportional to 2,587 and 5,466

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587 : 5,466 = 5,466 : x
2. Step 2: Convert to fraction form
   2,587/5,466 = 5,466/x
3. Step 3: Cross multiply
   2,587x = 5,466 × 5,466
4. Step 4: Simplify right side
   2,587x = 29,877,156
5. Step 5: Solve for x
   x = 29,877,156/2,587
6. Step 6: Final answer
   x = 11,548.96