Finding the Fourth Proportional to 8,131.11, 12,196.48 and 3,748.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,131.11 : 12,196.48 = 3,748.56 : x
2. Step 2: Convert to fraction form
   8,131.11/12,196.48 = 3,748.56/x
3. Step 3: Cross multiply
   8,131.11x = 12,196.48 × 3,748.56
4. Step 4: Simplify right side
   8,131.11x = 45,719,237.07
5. Step 5: Solve for x
   x = 45,719,237.07/8,131.11
6. Step 6: Final answer
   x = 5,622.75