Finding the Fourth Proportional to 23,947.49, 33,047.48 and 13,339.62

Step by Step Solution

1. Step 1: Write the proportion equation
   23,947.49 : 33,047.48 = 13,339.62 : x
2. Step 2: Convert to fraction form
   23,947.49/33,047.48 = 13,339.62/x
3. Step 3: Cross multiply
   23,947.49x = 33,047.48 × 13,339.62
4. Step 4: Simplify right side
   23,947.49x = 440,840,758.46
5. Step 5: Solve for x
   x = 440,840,758.46/23,947.49
6. Step 6: Final answer
   x = 18,408.65