Finding the Fourth Proportional to 23,147.36, 31,943.27 and 12,536.96

Step by Step Solution

1. Step 1: Write the proportion equation
   23,147.36 : 31,943.27 = 12,536.96 : x
2. Step 2: Convert to fraction form
   23,147.36/31,943.27 = 12,536.96/x
3. Step 3: Cross multiply
   23,147.36x = 31,943.27 × 12,536.96
4. Step 4: Simplify right side
   23,147.36x = 400,471,435.57
5. Step 5: Solve for x
   x = 400,471,435.57/23,147.36
6. Step 6: Final answer
   x = 17,300.96