Finding the Fourth Proportional to 23,359, 32,236.17 and 13,287.18

Step by Step Solution

1. Step 1: Write the proportion equation
   23,359 : 32,236.17 = 13,287.18 : x
2. Step 2: Convert to fraction form
   23,359/32,236.17 = 13,287.18/x
3. Step 3: Cross multiply
   23,359x = 32,236.17 × 13,287.18
4. Step 4: Simplify right side
   23,359x = 428,327,793.30
5. Step 5: Solve for x
   x = 428,327,793.30/23,359
6. Step 6: Final answer
   x = 18,336.74