Finding the Fourth Proportional to 8,083.68, 12,121.43 and 3,697.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,083.68 : 12,121.43 = 3,697.38 : x
2. Step 2: Convert to fraction form
   8,083.68/12,121.43 = 3,697.38/x
3. Step 3: Cross multiply
   8,083.68x = 12,121.43 × 3,697.38
4. Step 4: Simplify right side
   8,083.68x = 44,817,559.82
5. Step 5: Solve for x
   x = 44,817,559.82/8,083.68
6. Step 6: Final answer
   x = 5,544.20