Finding the Fourth Proportional to 16,736.20, 25,097 and 5,640.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,736.20 : 25,097 = 5,640.82 : x
2. Step 2: Convert to fraction form
   16,736.20/25,097 = 5,640.82/x
3. Step 3: Cross multiply
   16,736.20x = 25,097 × 5,640.82
4. Step 4: Simplify right side
   16,736.20x = 141,567,659.54
5. Step 5: Solve for x
   x = 141,567,659.54/16,736.20
6. Step 6: Final answer
   x = 8,458.77