Finding the Third Proportional to 2,562.89 and 5,587.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,562.89 : 5,587.10 = 5,587.10 : x
2. Step 2: Convert to fraction form
   2,562.89/5,587.10 = 5,587.10/x
3. Step 3: Cross multiply
   2,562.89x = 5,587.10 × 5,587.10
4. Step 4: Simplify right side
   2,562.89x = 31,215,703.87
5. Step 5: Solve for x
   x = 31,215,703.87/2,562.89
6. Step 6: Final answer
   x = 12,179.88