Finding the Fourth Proportional to 17,187.87, 25,763.79 and 7,198.32

Step by Step Solution

1. Step 1: Write the proportion equation
   17,187.87 : 25,763.79 = 7,198.32 : x
2. Step 2: Convert to fraction form
   17,187.87/25,763.79 = 7,198.32/x
3. Step 3: Cross multiply
   17,187.87x = 25,763.79 × 7,198.32
4. Step 4: Simplify right side
   17,187.87x = 185,456,004.83
5. Step 5: Solve for x
   x = 185,456,004.83/17,187.87
6. Step 6: Final answer
   x = 10,789.94