Finding the Fourth Proportional to 3,601.86, 5,395.59 and 2,862.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,601.86 : 5,395.59 = 2,862.71 : x
2. Step 2: Convert to fraction form
   3,601.86/5,395.59 = 2,862.71/x
3. Step 3: Cross multiply
   3,601.86x = 5,395.59 × 2,862.71
4. Step 4: Simplify right side
   3,601.86x = 15,446,009.45
5. Step 5: Solve for x
   x = 15,446,009.45/3,601.86
6. Step 6: Final answer
   x = 4,288.34