Finding the Fourth Proportional to 3,768.27, 5,644.43 and 2,380.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,768.27 : 5,644.43 = 2,380.89 : x
2. Step 2: Convert to fraction form
   3,768.27/5,644.43 = 2,380.89/x
3. Step 3: Cross multiply
   3,768.27x = 5,644.43 × 2,380.89
4. Step 4: Simplify right side
   3,768.27x = 13,438,755.04
5. Step 5: Solve for x
   x = 13,438,755.04/3,768.27
6. Step 6: Final answer
   x = 3,566.29