Finding the Third Proportional to 1,488.38 and 3,238.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,488.38 : 3,238.31 = 3,238.31 : x
2. Step 2: Convert to fraction form
   1,488.38/3,238.31 = 3,238.31/x
3. Step 3: Cross multiply
   1,488.38x = 3,238.31 × 3,238.31
4. Step 4: Simplify right side
   1,488.38x = 10,486,667.85
5. Step 5: Solve for x
   x = 10,486,667.85/1,488.38
6. Step 6: Final answer
   x = 7,045.72