Finding the Fourth Proportional to 6,664.32, 9,196.56 and 3,831.84

Step by Step Solution

1. Step 1: Write the proportion equation
   6,664.32 : 9,196.56 = 3,831.84 : x
2. Step 2: Convert to fraction form
   6,664.32/9,196.56 = 3,831.84/x
3. Step 3: Cross multiply
   6,664.32x = 9,196.56 × 3,831.84
4. Step 4: Simplify right side
   6,664.32x = 35,239,746.47
5. Step 5: Solve for x
   x = 35,239,746.47/6,664.32
6. Step 6: Final answer
   x = 5,287.82