Finding the Fourth Proportional to 7,180.39, 10,759.59 and 4,831.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,180.39 : 10,759.59 = 4,831.69 : x
2. Step 2: Convert to fraction form
   7,180.39/10,759.59 = 4,831.69/x
3. Step 3: Cross multiply
   7,180.39x = 10,759.59 × 4,831.69
4. Step 4: Simplify right side
   7,180.39x = 51,987,003.41
5. Step 5: Solve for x
   x = 51,987,003.41/7,180.39
6. Step 6: Final answer
   x = 7,240.14