Finding the Fourth Proportional to 11,652.72, 16,081.82 and 7,179.08

Step by Step Solution

1. Step 1: Write the proportion equation
   11,652.72 : 16,081.82 = 7,179.08 : x
2. Step 2: Convert to fraction form
   11,652.72/16,081.82 = 7,179.08/x
3. Step 3: Cross multiply
   11,652.72x = 16,081.82 × 7,179.08
4. Step 4: Simplify right side
   11,652.72x = 115,452,672.33
5. Step 5: Solve for x
   x = 115,452,672.33/11,652.72
6. Step 6: Final answer
   x = 9,907.79