Finding the Fourth Proportional to 12,086.41, 18,131.28 and 3,767.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,086.41 : 18,131.28 = 3,767.08 : x
2. Step 2: Convert to fraction form
   12,086.41/18,131.28 = 3,767.08/x
3. Step 3: Cross multiply
   12,086.41x = 18,131.28 × 3,767.08
4. Step 4: Simplify right side
   12,086.41x = 68,301,982.26
5. Step 5: Solve for x
   x = 68,301,982.26/12,086.41
6. Step 6: Final answer
   x = 5,651.14