Finding the Fourth Proportional to 12,629.55, 18,940.22 and 5,965.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,629.55 : 18,940.22 = 5,965.02 : x
2. Step 2: Convert to fraction form
   12,629.55/18,940.22 = 5,965.02/x
3. Step 3: Cross multiply
   12,629.55x = 18,940.22 × 5,965.02
4. Step 4: Simplify right side
   12,629.55x = 112,978,791.10
5. Step 5: Solve for x
   x = 112,978,791.10/12,629.55
6. Step 6: Final answer
   x = 8,945.59