Finding the Fourth Proportional to 17,315.49, 25,952.71 and 7,947.61

Step by Step Solution

1. Step 1: Write the proportion equation
   17,315.49 : 25,952.71 = 7,947.61 : x
2. Step 2: Convert to fraction form
   17,315.49/25,952.71 = 7,947.61/x
3. Step 3: Cross multiply
   17,315.49x = 25,952.71 × 7,947.61
4. Step 4: Simplify right side
   17,315.49x = 206,262,017.52
5. Step 5: Solve for x
   x = 206,262,017.52/17,315.49
6. Step 6: Final answer
   x = 11,911.99