Finding the Fourth Proportional to 16,978.47, 25,458.45 and 5,884.23

Step by Step Solution

1. Step 1: Write the proportion equation
   16,978.47 : 25,458.45 = 5,884.23 : x
2. Step 2: Convert to fraction form
   16,978.47/25,458.45 = 5,884.23/x
3. Step 3: Cross multiply
   16,978.47x = 25,458.45 × 5,884.23
4. Step 4: Simplify right side
   16,978.47x = 149,803,375.24
5. Step 5: Solve for x
   x = 149,803,375.24/16,978.47
6. Step 6: Final answer
   x = 8,823.14