Finding the Fourth Proportional to 16,978.12, 25,462.28 and 5,884.36

Step by Step Solution

1. Step 1: Write the proportion equation
   16,978.12 : 25,462.28 = 5,884.36 : x
2. Step 2: Convert to fraction form
   16,978.12/25,462.28 = 5,884.36/x
3. Step 3: Cross multiply
   16,978.12x = 25,462.28 × 5,884.36
4. Step 4: Simplify right side
   16,978.12x = 149,829,221.94
5. Step 5: Solve for x
   x = 149,829,221.94/16,978.12
6. Step 6: Final answer
   x = 8,824.84