Finding the Fourth Proportional to 3,525, 5,287.29 and 1,059.77

Step by Step Solution

1. Step 1: Write the proportion equation
   3,525 : 5,287.29 = 1,059.77 : x
2. Step 2: Convert to fraction form
   3,525/5,287.29 = 1,059.77/x
3. Step 3: Cross multiply
   3,525x = 5,287.29 × 1,059.77
4. Step 4: Simplify right side
   3,525x = 5,603,284.89
5. Step 5: Solve for x
   x = 5,603,284.89/3,525
6. Step 6: Final answer
   x = 1,589.58