Finding the Fourth Proportional to 11,786.42, 16,265.86 and 6,481.94

Step by Step Solution

1. Step 1: Write the proportion equation
   11,786.42 : 16,265.86 = 6,481.94 : x
2. Step 2: Convert to fraction form
   11,786.42/16,265.86 = 6,481.94/x
3. Step 3: Cross multiply
   11,786.42x = 16,265.86 × 6,481.94
4. Step 4: Simplify right side
   11,786.42x = 105,434,328.57
5. Step 5: Solve for x
   x = 105,434,328.57/11,786.42
6. Step 6: Final answer
   x = 8,945.41