Finding the Fourth Proportional to 13,934.85, 19,223.88 and 8,269.83

Step by Step Solution

1. Step 1: Write the proportion equation
   13,934.85 : 19,223.88 = 8,269.83 : x
2. Step 2: Convert to fraction form
   13,934.85/19,223.88 = 8,269.83/x
3. Step 3: Cross multiply
   13,934.85x = 19,223.88 × 8,269.83
4. Step 4: Simplify right side
   13,934.85x = 158,978,219.54
5. Step 5: Solve for x
   x = 158,978,219.54/13,934.85
6. Step 6: Final answer
   x = 11,408.68