Finding the Fourth Proportional to 19,081.58, 28,469.27 and 16,976.59

Step by Step Solution

1. Step 1: Write the proportion equation
   19,081.58 : 28,469.27 = 16,976.59 : x
2. Step 2: Convert to fraction form
   19,081.58/28,469.27 = 16,976.59/x
3. Step 3: Cross multiply
   19,081.58x = 28,469.27 × 16,976.59
4. Step 4: Simplify right side
   19,081.58x = 483,311,095.66
5. Step 5: Solve for x
   x = 483,311,095.66/19,081.58
6. Step 6: Final answer
   x = 25,328.68