Finding the Third Proportional to 3,590.25 and 5,545.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,590.25 : 5,545.50 = 5,545.50 : x
2. Step 2: Convert to fraction form
   3,590.25/5,545.50 = 5,545.50/x
3. Step 3: Cross multiply
   3,590.25x = 5,545.50 × 5,545.50
4. Step 4: Simplify right side
   3,590.25x = 30,752,570.25
5. Step 5: Solve for x
   x = 30,752,570.25/3,590.25
6. Step 6: Final answer
   x = 8,565.58