Finding the Fourth Proportional to 2,293.52, 3,163.86 and 1,586.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,293.52 : 3,163.86 = 1,586.03 : x
2. Step 2: Convert to fraction form
   2,293.52/3,163.86 = 1,586.03/x
3. Step 3: Cross multiply
   2,293.52x = 3,163.86 × 1,586.03
4. Step 4: Simplify right side
   2,293.52x = 5,017,961.06
5. Step 5: Solve for x
   x = 5,017,961.06/2,293.52
6. Step 6: Final answer
   x = 2,187.89