Finding the Fourth Proportional to 23,096.84, 31,873.69 and 12,486.47

Step by Step Solution

1. Step 1: Write the proportion equation
   23,096.84 : 31,873.69 = 12,486.47 : x
2. Step 2: Convert to fraction form
   23,096.84/31,873.69 = 12,486.47/x
3. Step 3: Cross multiply
   23,096.84x = 31,873.69 × 12,486.47
4. Step 4: Simplify right side
   23,096.84x = 397,989,873.97
5. Step 5: Solve for x
   x = 397,989,873.97/23,096.84
6. Step 6: Final answer
   x = 17,231.36