Finding the Fourth Proportional to 8,131.44, 12,196.88 and 3,448.44

Step by Step Solution

1. Step 1: Write the proportion equation
   8,131.44 : 12,196.88 = 3,448.44 : x
2. Step 2: Convert to fraction form
   8,131.44/12,196.88 = 3,448.44/x
3. Step 3: Cross multiply
   8,131.44x = 12,196.88 × 3,448.44
4. Step 4: Simplify right side
   8,131.44x = 42,060,208.87
5. Step 5: Solve for x
   x = 42,060,208.87/8,131.44
6. Step 6: Final answer
   x = 5,172.54