Finding the Fourth Proportional to 23,958.09, 33,062.72 and 13,348.40

Step by Step Solution

1. Step 1: Write the proportion equation
   23,958.09 : 33,062.72 = 13,348.40 : x
2. Step 2: Convert to fraction form
   23,958.09/33,062.72 = 13,348.40/x
3. Step 3: Cross multiply
   23,958.09x = 33,062.72 × 13,348.40
4. Step 4: Simplify right side
   23,958.09x = 441,334,179.59
5. Step 5: Solve for x
   x = 441,334,179.59/23,958.09
6. Step 6: Final answer
   x = 18,421.09