Finding the Fourth Proportional to 8,127.42, 12,194.34 and 3,448.44

Step by Step Solution

1. Step 1: Write the proportion equation
   8,127.42 : 12,194.34 = 3,448.44 : x
2. Step 2: Convert to fraction form
   8,127.42/12,194.34 = 3,448.44/x
3. Step 3: Cross multiply
   8,127.42x = 12,194.34 × 3,448.44
4. Step 4: Simplify right side
   8,127.42x = 42,051,449.83
5. Step 5: Solve for x
   x = 42,051,449.83/8,127.42
6. Step 6: Final answer
   x = 5,174.02