Finding the Fourth Proportional to 10,811.37, 16,216.86 and 3,789.44

Step by Step Solution

1. Step 1: Write the proportion equation
   10,811.37 : 16,216.86 = 3,789.44 : x
2. Step 2: Convert to fraction form
   10,811.37/16,216.86 = 3,789.44/x
3. Step 3: Cross multiply
   10,811.37x = 16,216.86 × 3,789.44
4. Step 4: Simplify right side
   10,811.37x = 61,452,817.96
5. Step 5: Solve for x
   x = 61,452,817.96/10,811.37
6. Step 6: Final answer
   x = 5,684.09