Finding the Fourth Proportional to 30,258.56, 41,756.72 and 16,831.19

Step by Step Solution

1. Step 1: Write the proportion equation
   30,258.56 : 41,756.72 = 16,831.19 : x
2. Step 2: Convert to fraction form
   30,258.56/41,756.72 = 16,831.19/x
3. Step 3: Cross multiply
   30,258.56x = 41,756.72 × 16,831.19
4. Step 4: Simplify right side
   30,258.56x = 702,815,308.33
5. Step 5: Solve for x
   x = 702,815,308.33/30,258.56
6. Step 6: Final answer
   x = 23,226.99