Finding the Fourth Proportional to 39,096.39, 58,641.69 and 12,441.33

Step by Step Solution

1. Step 1: Write the proportion equation
   39,096.39 : 58,641.69 = 12,441.33 : x
2. Step 2: Convert to fraction form
   39,096.39/58,641.69 = 12,441.33/x
3. Step 3: Cross multiply
   39,096.39x = 58,641.69 × 12,441.33
4. Step 4: Simplify right side
   39,096.39x = 729,580,617.05
5. Step 5: Solve for x
   x = 729,580,617.05/39,096.39
6. Step 6: Final answer
   x = 18,661.07