Finding the Fourth Proportional to 17,111.52, 25,674.57 and 8,222.58

Step by Step Solution

1. Step 1: Write the proportion equation
   17,111.52 : 25,674.57 = 8,222.58 : x
2. Step 2: Convert to fraction form
   17,111.52/25,674.57 = 8,222.58/x
3. Step 3: Cross multiply
   17,111.52x = 25,674.57 × 8,222.58
4. Step 4: Simplify right side
   17,111.52x = 211,111,205.79
5. Step 5: Solve for x
   x = 211,111,205.79/17,111.52
6. Step 6: Final answer
   x = 12,337.37