Finding the Fourth Proportional to 23,434.27, 35,128.81 and 8,635.09

Step by Step Solution

1. Step 1: Write the proportion equation
   23,434.27 : 35,128.81 = 8,635.09 : x
2. Step 2: Convert to fraction form
   23,434.27/35,128.81 = 8,635.09/x
3. Step 3: Cross multiply
   23,434.27x = 35,128.81 × 8,635.09
4. Step 4: Simplify right side
   23,434.27x = 303,340,435.94
5. Step 5: Solve for x
   x = 303,340,435.94/23,434.27
6. Step 6: Final answer
   x = 12,944.31