Finding the Fourth Proportional to 17,286.88, 25,907.76 and 7,923.52

Step by Step Solution

1. Step 1: Write the proportion equation
   17,286.88 : 25,907.76 = 7,923.52 : x
2. Step 2: Convert to fraction form
   17,286.88/25,907.76 = 7,923.52/x
3. Step 3: Cross multiply
   17,286.88x = 25,907.76 × 7,923.52
4. Step 4: Simplify right side
   17,286.88x = 205,280,654.52
5. Step 5: Solve for x
   x = 205,280,654.52/17,286.88
6. Step 6: Final answer
   x = 11,874.94