Finding the Third Proportional to 594.56 and 1,389.38

Step by Step Solution

1. Step 1: Write the proportion equation
   594.56 : 1,389.38 = 1,389.38 : x
2. Step 2: Convert to fraction form
   594.56/1,389.38 = 1,389.38/x
3. Step 3: Cross multiply
   594.56x = 1,389.38 × 1,389.38
4. Step 4: Simplify right side
   594.56x = 1,930,362.89
5. Step 5: Solve for x
   x = 1,930,362.89/594.56
6. Step 6: Final answer
   x = 3,246.69