Finding the Fourth Proportional to 11,219.89, 16,831.29 and 3,822.37

Step by Step Solution

1. Step 1: Write the proportion equation
   11,219.89 : 16,831.29 = 3,822.37 : x
2. Step 2: Convert to fraction form
   11,219.89/16,831.29 = 3,822.37/x
3. Step 3: Cross multiply
   11,219.89x = 16,831.29 × 3,822.37
4. Step 4: Simplify right side
   11,219.89x = 64,335,417.96
5. Step 5: Solve for x
   x = 64,335,417.96/11,219.89
6. Step 6: Final answer
   x = 5,734.05