Finding the Fourth Proportional to 17,284.50, 25,940.59 and 7,928.92

Step by Step Solution

1. Step 1: Write the proportion equation
   17,284.50 : 25,940.59 = 7,928.92 : x
2. Step 2: Convert to fraction form
   17,284.50/25,940.59 = 7,928.92/x
3. Step 3: Cross multiply
   17,284.50x = 25,940.59 × 7,928.92
4. Step 4: Simplify right side
   17,284.50x = 205,680,823.22
5. Step 5: Solve for x
   x = 205,680,823.22/17,284.50
6. Step 6: Final answer
   x = 11,899.73