Finding the Fourth Proportional to 10,789.94, 16,186.62 and 3,771.90

Step by Step Solution

1. Step 1: Write the proportion equation
   10,789.94 : 16,186.62 = 3,771.90 : x
2. Step 2: Convert to fraction form
   10,789.94/16,186.62 = 3,771.90/x
3. Step 3: Cross multiply
   10,789.94x = 16,186.62 × 3,771.90
4. Step 4: Simplify right side
   10,789.94x = 61,054,311.98
5. Step 5: Solve for x
   x = 61,054,311.98/10,789.94
6. Step 6: Final answer
   x = 5,658.45