Finding the Fourth Proportional to 2,538.50, 3,806.37 and 1,369.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538.50 : 3,806.37 = 1,369.89 : x
2. Step 2: Convert to fraction form
   2,538.50/3,806.37 = 1,369.89/x
3. Step 3: Cross multiply
   2,538.50x = 3,806.37 × 1,369.89
4. Step 4: Simplify right side
   2,538.50x = 5,214,308.20
5. Step 5: Solve for x
   x = 5,214,308.20/2,538.50
6. Step 6: Final answer
   x = 2,054.09