Finding the Fourth Proportional to 21,627.42, 32,444.37 and 6,831.56

Step by Step Solution

1. Step 1: Write the proportion equation
   21,627.42 : 32,444.37 = 6,831.56 : x
2. Step 2: Convert to fraction form
   21,627.42/32,444.37 = 6,831.56/x
3. Step 3: Cross multiply
   21,627.42x = 32,444.37 × 6,831.56
4. Step 4: Simplify right side
   21,627.42x = 221,645,498.10
5. Step 5: Solve for x
   x = 221,645,498.10/21,627.42
6. Step 6: Final answer
   x = 10,248.36