Finding the Fourth Proportional to 16,790.69, 25,189.79 and 5,104.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,790.69 : 25,189.79 = 5,104.82 : x
2. Step 2: Convert to fraction form
   16,790.69/25,189.79 = 5,104.82/x
3. Step 3: Cross multiply
   16,790.69x = 25,189.79 × 5,104.82
4. Step 4: Simplify right side
   16,790.69x = 128,589,381.24
5. Step 5: Solve for x
   x = 128,589,381.24/16,790.69
6. Step 6: Final answer
   x = 7,658.37