Finding the Fourth Proportional to 16,758.72, 25,141.23 and 7,994.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,758.72 : 25,141.23 = 7,994.25 : x
2. Step 2: Convert to fraction form
   16,758.72/25,141.23 = 7,994.25/x
3. Step 3: Cross multiply
   16,758.72x = 25,141.23 × 7,994.25
4. Step 4: Simplify right side
   16,758.72x = 200,985,277.93
5. Step 5: Solve for x
   x = 200,985,277.93/16,758.72
6. Step 6: Final answer
   x = 11,992.88