Finding the Fourth Proportional to 18,083.41, 24,938.46 and 12,408.15

Step by Step Solution

1. Step 1: Write the proportion equation
   18,083.41 : 24,938.46 = 12,408.15 : x
2. Step 2: Convert to fraction form
   18,083.41/24,938.46 = 12,408.15/x
3. Step 3: Cross multiply
   18,083.41x = 24,938.46 × 12,408.15
4. Step 4: Simplify right side
   18,083.41x = 309,440,152.45
5. Step 5: Solve for x
   x = 309,440,152.45/18,083.41
6. Step 6: Final answer
   x = 17,111.83