Finding the Fourth Proportional to 9,429.34, 14,133.66 and 3,879.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,429.34 : 14,133.66 = 3,879.82 : x
2. Step 2: Convert to fraction form
   9,429.34/14,133.66 = 3,879.82/x
3. Step 3: Cross multiply
   9,429.34x = 14,133.66 × 3,879.82
4. Step 4: Simplify right side
   9,429.34x = 54,836,056.74
5. Step 5: Solve for x
   x = 54,836,056.74/9,429.34
6. Step 6: Final answer
   x = 5,815.47