Finding the Fourth Proportional to 2,754.21, 3,800.55 and 1,559.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,754.21 : 3,800.55 = 1,559.25 : x
2. Step 2: Convert to fraction form
   2,754.21/3,800.55 = 1,559.25/x
3. Step 3: Cross multiply
   2,754.21x = 3,800.55 × 1,559.25
4. Step 4: Simplify right side
   2,754.21x = 5,926,007.59
5. Step 5: Solve for x
   x = 5,926,007.59/2,754.21
6. Step 6: Final answer
   x = 2,151.62