Finding the Fourth Proportional to 16,852.33, 25,300.37 and 12,959.47

Step by Step Solution

1. Step 1: Write the proportion equation
   16,852.33 : 25,300.37 = 12,959.47 : x
2. Step 2: Convert to fraction form
   16,852.33/25,300.37 = 12,959.47/x
3. Step 3: Cross multiply
   16,852.33x = 25,300.37 × 12,959.47
4. Step 4: Simplify right side
   16,852.33x = 327,879,386.00
5. Step 5: Solve for x
   x = 327,879,386.00/16,852.33
6. Step 6: Final answer
   x = 19,456.03