Finding the Fourth Proportional to 9,279.65, 13,923.12 and 4,081.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,279.65 : 13,923.12 = 4,081.88 : x
2. Step 2: Convert to fraction form
   9,279.65/13,923.12 = 4,081.88/x
3. Step 3: Cross multiply
   9,279.65x = 13,923.12 × 4,081.88
4. Step 4: Simplify right side
   9,279.65x = 56,832,435.45
5. Step 5: Solve for x
   x = 56,832,435.45/9,279.65
6. Step 6: Final answer
   x = 6,124.42