Finding the Fourth Proportional to 12,164.06, 18,240.12 and 4,766.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,164.06 : 18,240.12 = 4,766.54 : x
2. Step 2: Convert to fraction form
   12,164.06/18,240.12 = 4,766.54/x
3. Step 3: Cross multiply
   12,164.06x = 18,240.12 × 4,766.54
4. Step 4: Simplify right side
   12,164.06x = 86,942,170.38
5. Step 5: Solve for x
   x = 86,942,170.38/12,164.06
6. Step 6: Final answer
   x = 7,147.46