Finding the Fourth Proportional to 4,086.02, 5,638.55 and 2,317.59

Step by Step Solution

1. Step 1: Write the proportion equation
   4,086.02 : 5,638.55 = 2,317.59 : x
2. Step 2: Convert to fraction form
   4,086.02/5,638.55 = 2,317.59/x
3. Step 3: Cross multiply
   4,086.02x = 5,638.55 × 2,317.59
4. Step 4: Simplify right side
   4,086.02x = 13,067,835.51
5. Step 5: Solve for x
   x = 13,067,835.51/4,086.02
6. Step 6: Final answer
   x = 3,198.18