Finding the Third Proportional to 1,488.50 and 2,230

Step by Step Solution

1. Step 1: Write the proportion equation
   1,488.50 : 2,230 = 2,230 : x
2. Step 2: Convert to fraction form
   1,488.50/2,230 = 2,230/x
3. Step 3: Cross multiply
   1,488.50x = 2,230 × 2,230
4. Step 4: Simplify right side
   1,488.50x = 4,972,900
5. Step 5: Solve for x
   x = 4,972,900/1,488.50
6. Step 6: Final answer
   x = 3,340.88