Finding the Third Proportional to 2,543.67 and 3,831.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543.67 : 3,831.52 = 3,831.52 : x
2. Step 2: Convert to fraction form
   2,543.67/3,831.52 = 3,831.52/x
3. Step 3: Cross multiply
   2,543.67x = 3,831.52 × 3,831.52
4. Step 4: Simplify right side
   2,543.67x = 14,680,556.89
5. Step 5: Solve for x
   x = 14,680,556.89/2,543.67
6. Step 6: Final answer
   x = 5,771.41