Finding the Fourth Proportional to 2,538.96, 3,503.40 and 1,544.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538.96 : 3,503.40 = 1,544.28 : x
2. Step 2: Convert to fraction form
   2,538.96/3,503.40 = 1,544.28/x
3. Step 3: Cross multiply
   2,538.96x = 3,503.40 × 1,544.28
4. Step 4: Simplify right side
   2,538.96x = 5,410,230.55
5. Step 5: Solve for x
   x = 5,410,230.55/2,538.96
6. Step 6: Final answer
   x = 2,130.88