Finding the Fourth Proportional to 16,790.56, 25,181.89 and 7,425.47

Step by Step Solution

1. Step 1: Write the proportion equation
   16,790.56 : 25,181.89 = 7,425.47 : x
2. Step 2: Convert to fraction form
   16,790.56/25,181.89 = 7,425.47/x
3. Step 3: Cross multiply
   16,790.56x = 25,181.89 × 7,425.47
4. Step 4: Simplify right side
   16,790.56x = 186,987,413.13
5. Step 5: Solve for x
   x = 186,987,413.13/16,790.56
6. Step 6: Final answer
   x = 11,136.46