Finding the Fourth Proportional to 2,357.10, 3,534.84 and 1,058.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,357.10 : 3,534.84 = 1,058.27 : x
2. Step 2: Convert to fraction form
   2,357.10/3,534.84 = 1,058.27/x
3. Step 3: Cross multiply
   2,357.10x = 3,534.84 × 1,058.27
4. Step 4: Simplify right side
   2,357.10x = 3,740,797.45
5. Step 5: Solve for x
   x = 3,740,797.45/2,357.10
6. Step 6: Final answer
   x = 1,587.03