Finding the Fourth Proportional to 23,131.27, 31,936.58 and 15,588.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,131.27 : 31,936.58 = 15,588.82 : x
2. Step 2: Convert to fraction form
   23,131.27/31,936.58 = 15,588.82/x
3. Step 3: Cross multiply
   23,131.27x = 31,936.58 × 15,588.82
4. Step 4: Simplify right side
   23,131.27x = 497,853,597.04
5. Step 5: Solve for x
   x = 497,853,597.04/23,131.27
6. Step 6: Final answer
   x = 21,522.97