Finding the Fourth Proportional to 2,554.30, 3,525.12 and 1,559.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,554.30 : 3,525.12 = 1,559.77 : x
2. Step 2: Convert to fraction form
   2,554.30/3,525.12 = 1,559.77/x
3. Step 3: Cross multiply
   2,554.30x = 3,525.12 × 1,559.77
4. Step 4: Simplify right side
   2,554.30x = 5,498,367.61
5. Step 5: Solve for x
   x = 5,498,367.61/2,554.30
6. Step 6: Final answer
   x = 2,152.60