Finding the Fourth Proportional to 11,680.37, 16,111.71 and 8,324.27

Step by Step Solution

1. Step 1: Write the proportion equation
   11,680.37 : 16,111.71 = 8,324.27 : x
2. Step 2: Convert to fraction form
   11,680.37/16,111.71 = 8,324.27/x
3. Step 3: Cross multiply
   11,680.37x = 16,111.71 × 8,324.27
4. Step 4: Simplify right side
   11,680.37x = 134,118,204.06
5. Step 5: Solve for x
   x = 134,118,204.06/11,680.37
6. Step 6: Final answer
   x = 11,482.36