Finding the Fourth Proportional to 12,087.06, 18,047.82 and 10,829.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,087.06 : 18,047.82 = 10,829.52 : x
2. Step 2: Convert to fraction form
   12,087.06/18,047.82 = 10,829.52/x
3. Step 3: Cross multiply
   12,087.06x = 18,047.82 × 10,829.52
4. Step 4: Simplify right side
   12,087.06x = 195,449,227.65
5. Step 5: Solve for x
   x = 195,449,227.65/12,087.06
6. Step 6: Final answer
   x = 16,170.12