Finding the Fourth Proportional to 12,930.93, 17,851.47 and 8,704.23

Step by Step Solution

1. Step 1: Write the proportion equation
   12,930.93 : 17,851.47 = 8,704.23 : x
2. Step 2: Convert to fraction form
   12,930.93/17,851.47 = 8,704.23/x
3. Step 3: Cross multiply
   12,930.93x = 17,851.47 × 8,704.23
4. Step 4: Simplify right side
   12,930.93x = 155,383,300.72
5. Step 5: Solve for x
   x = 155,383,300.72/12,930.93
6. Step 6: Final answer
   x = 12,016.41