Finding the Third Proportional to 580.56 and 1,250

Step by Step Solution

1. Step 1: Write the proportion equation
   580.56 : 1,250 = 1,250 : x
2. Step 2: Convert to fraction form
   580.56/1,250 = 1,250/x
3. Step 3: Cross multiply
   580.56x = 1,250 × 1,250
4. Step 4: Simplify right side
   580.56x = 1,562,500
5. Step 5: Solve for x
   x = 1,562,500/580.56
6. Step 6: Final answer
   x = 2,691.36