Finding the Fourth Proportional to 4,216.33, 5,818.89 and 2,447.82

Step by Step Solution

1. Step 1: Write the proportion equation
   4,216.33 : 5,818.89 = 2,447.82 : x
2. Step 2: Convert to fraction form
   4,216.33/5,818.89 = 2,447.82/x
3. Step 3: Cross multiply
   4,216.33x = 5,818.89 × 2,447.82
4. Step 4: Simplify right side
   4,216.33x = 14,243,595.32
5. Step 5: Solve for x
   x = 14,243,595.32/4,216.33
6. Step 6: Final answer
   x = 3,378.20