Finding the Fourth Proportional to 12,185.06, 18,273.86 and 5,164.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,185.06 : 18,273.86 = 5,164.94 : x
2. Step 2: Convert to fraction form
   12,185.06/18,273.86 = 5,164.94/x
3. Step 3: Cross multiply
   12,185.06x = 18,273.86 × 5,164.94
4. Step 4: Simplify right side
   12,185.06x = 94,383,357.70
5. Step 5: Solve for x
   x = 94,383,357.70/12,185.06
6. Step 6: Final answer
   x = 7,745.83