Finding the Third Proportional to 1,800.56 and 2,890.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,800.56 : 2,890.27 = 2,890.27 : x
2. Step 2: Convert to fraction form
   1,800.56/2,890.27 = 2,890.27/x
3. Step 3: Cross multiply
   1,800.56x = 2,890.27 × 2,890.27
4. Step 4: Simplify right side
   1,800.56x = 8,353,635.38
5. Step 5: Solve for x
   x = 8,353,635.38/1,800.56
6. Step 6: Final answer
   x = 4,639.46