Finding the Fourth Proportional to 11,905.88, 17,857.86 and 5,976.71

Step by Step Solution

1. Step 1: Write the proportion equation
   11,905.88 : 17,857.86 = 5,976.71 : x
2. Step 2: Convert to fraction form
   11,905.88/17,857.86 = 5,976.71/x
3. Step 3: Cross multiply
   11,905.88x = 17,857.86 × 5,976.71
4. Step 4: Simplify right side
   11,905.88x = 106,731,161.15
5. Step 5: Solve for x
   x = 106,731,161.15/11,905.88
6. Step 6: Final answer
   x = 8,964.58