Finding the Fourth Proportional to 3,818.72, 5,729.38 and 2,150.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,818.72 : 5,729.38 = 2,150.83 : x
2. Step 2: Convert to fraction form
   3,818.72/5,729.38 = 2,150.83/x
3. Step 3: Cross multiply
   3,818.72x = 5,729.38 × 2,150.83
4. Step 4: Simplify right side
   3,818.72x = 12,322,902.68
5. Step 5: Solve for x
   x = 12,322,902.68/3,818.72
6. Step 6: Final answer
   x = 3,226.97