Finding the Fourth Proportional to 16,736.93, 23,072.85 and 12,751.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,736.93 : 23,072.85 = 12,751.12 : x
2. Step 2: Convert to fraction form
   16,736.93/23,072.85 = 12,751.12/x
3. Step 3: Cross multiply
   16,736.93x = 23,072.85 × 12,751.12
4. Step 4: Simplify right side
   16,736.93x = 294,204,707.93
5. Step 5: Solve for x
   x = 294,204,707.93/16,736.93
6. Step 6: Final answer
   x = 17,578.18