Finding the Fourth Proportional to 11,784.42, 16,262.82 and 6,479.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,784.42 : 16,262.82 = 6,479.38 : x
2. Step 2: Convert to fraction form
   11,784.42/16,262.82 = 6,479.38/x
3. Step 3: Cross multiply
   11,784.42x = 16,262.82 × 6,479.38
4. Step 4: Simplify right side
   11,784.42x = 105,372,990.65
5. Step 5: Solve for x
   x = 105,372,990.65/11,784.42
6. Step 6: Final answer
   x = 8,941.72