Finding the Fourth Proportional to 23,186.33, 31,997.71 and 13,114.28

Step by Step Solution

1. Step 1: Write the proportion equation
   23,186.33 : 31,997.71 = 13,114.28 : x
2. Step 2: Convert to fraction form
   23,186.33/31,997.71 = 13,114.28/x
3. Step 3: Cross multiply
   23,186.33x = 31,997.71 × 13,114.28
4. Step 4: Simplify right side
   23,186.33x = 419,626,975.51
5. Step 5: Solve for x
   x = 419,626,975.51/23,186.33
6. Step 6: Final answer
   x = 18,098.04