Finding the Fourth Proportional to 17,289.72, 25,936.74 and 7,932.60

Step by Step Solution

1. Step 1: Write the proportion equation
   17,289.72 : 25,936.74 = 7,932.60 : x
2. Step 2: Convert to fraction form
   17,289.72/25,936.74 = 7,932.60/x
3. Step 3: Cross multiply
   17,289.72x = 25,936.74 × 7,932.60
4. Step 4: Simplify right side
   17,289.72x = 205,745,783.72
5. Step 5: Solve for x
   x = 205,745,783.72/17,289.72
6. Step 6: Final answer
   x = 11,899.89