Finding the Fourth Proportional to 8,152.42, 12,223.71 and 4,449.51

Step by Step Solution

1. Step 1: Write the proportion equation
   8,152.42 : 12,223.71 = 4,449.51 : x
2. Step 2: Convert to fraction form
   8,152.42/12,223.71 = 4,449.51/x
3. Step 3: Cross multiply
   8,152.42x = 12,223.71 × 4,449.51
4. Step 4: Simplify right side
   8,152.42x = 54,389,519.88
5. Step 5: Solve for x
   x = 54,389,519.88/8,152.42
6. Step 6: Final answer
   x = 6,671.58