Finding the Fourth Proportional to 3,697.89, 5,103.11 and 2,019.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,697.89 : 5,103.11 = 2,019.27 : x
2. Step 2: Convert to fraction form
   3,697.89/5,103.11 = 2,019.27/x
3. Step 3: Cross multiply
   3,697.89x = 5,103.11 × 2,019.27
4. Step 4: Simplify right side
   3,697.89x = 10,304,546.83
5. Step 5: Solve for x
   x = 10,304,546.83/3,697.89
6. Step 6: Final answer
   x = 2,786.60