Finding the Fourth Proportional to 23,147.37, 31,943.32 and 12,536.97

Step by Step Solution

1. Step 1: Write the proportion equation
   23,147.37 : 31,943.32 = 12,536.97 : x
2. Step 2: Convert to fraction form
   23,147.37/31,943.32 = 12,536.97/x
3. Step 3: Cross multiply
   23,147.37x = 31,943.32 × 12,536.97
4. Step 4: Simplify right side
   23,147.37x = 400,472,444.54
5. Step 5: Solve for x
   x = 400,472,444.54/23,147.37
6. Step 6: Final answer
   x = 17,300.99