Finding the Fourth Proportional to 3,587.25, 5,379.51 and 1,395.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,587.25 : 5,379.51 = 1,395.69 : x
2. Step 2: Convert to fraction form
   3,587.25/5,379.51 = 1,395.69/x
3. Step 3: Cross multiply
   3,587.25x = 5,379.51 × 1,395.69
4. Step 4: Simplify right side
   3,587.25x = 7,508,128.31
5. Step 5: Solve for x
   x = 7,508,128.31/3,587.25
6. Step 6: Final answer
   x = 2,093.00