Finding the Fourth Proportional to 10,790.91, 16,190.42 and 3,771.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,790.91 : 16,190.42 = 3,771.45 : x
2. Step 2: Convert to fraction form
   10,790.91/16,190.42 = 3,771.45/x
3. Step 3: Cross multiply
   10,790.91x = 16,190.42 × 3,771.45
4. Step 4: Simplify right side
   10,790.91x = 61,061,340.65
5. Step 5: Solve for x
   x = 61,061,340.65/10,790.91
6. Step 6: Final answer
   x = 5,658.59