Finding the Fourth Proportional to 23,039.94, 31,795.18 and 12,968.53

Step by Step Solution

1. Step 1: Write the proportion equation
   23,039.94 : 31,795.18 = 12,968.53 : x
2. Step 2: Convert to fraction form
   23,039.94/31,795.18 = 12,968.53/x
3. Step 3: Cross multiply
   23,039.94x = 31,795.18 × 12,968.53
4. Step 4: Simplify right side
   23,039.94x = 412,336,633.78
5. Step 5: Solve for x
   x = 412,336,633.78/23,039.94
6. Step 6: Final answer
   x = 17,896.60