Finding the Fourth Proportional to 2,814.34, 3,884.27 and 1,636.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,814.34 : 3,884.27 = 1,636.09 : x
2. Step 2: Convert to fraction form
   2,814.34/3,884.27 = 1,636.09/x
3. Step 3: Cross multiply
   2,814.34x = 3,884.27 × 1,636.09
4. Step 4: Simplify right side
   2,814.34x = 6,355,028.47
5. Step 5: Solve for x
   x = 6,355,028.47/2,814.34
6. Step 6: Final answer
   x = 2,258.09