Finding the Fourth Proportional to 11,662.34, 17,481.36 and 5,086.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,662.34 : 17,481.36 = 5,086.76 : x
2. Step 2: Convert to fraction form
   11,662.34/17,481.36 = 5,086.76/x
3. Step 3: Cross multiply
   11,662.34x = 17,481.36 × 5,086.76
4. Step 4: Simplify right side
   11,662.34x = 88,923,482.79
5. Step 5: Solve for x
   x = 88,923,482.79/11,662.34
6. Step 6: Final answer
   x = 7,624.84