Finding the Fourth Proportional to 8,131.59, 12,197.22 and 3,749.07

Step by Step Solution

1. Step 1: Write the proportion equation
   8,131.59 : 12,197.22 = 3,749.07 : x
2. Step 2: Convert to fraction form
   8,131.59/12,197.22 = 3,749.07/x
3. Step 3: Cross multiply
   8,131.59x = 12,197.22 × 3,749.07
4. Step 4: Simplify right side
   8,131.59x = 45,728,231.59
5. Step 5: Solve for x
   x = 45,728,231.59/8,131.59
6. Step 6: Final answer
   x = 5,623.53