Finding the Fourth Proportional to 17,067.93, 25,456.70 and 16,772.55

Step by Step Solution

1. Step 1: Write the proportion equation
   17,067.93 : 25,456.70 = 16,772.55 : x
2. Step 2: Convert to fraction form
   17,067.93/25,456.70 = 16,772.55/x
3. Step 3: Cross multiply
   17,067.93x = 25,456.70 × 16,772.55
4. Step 4: Simplify right side
   17,067.93x = 426,973,689.72
5. Step 5: Solve for x
   x = 426,973,689.72/17,067.93
6. Step 6: Final answer
   x = 25,016.14