Finding the Fourth Proportional to 17,730.18, 24,481.91 and 12,076.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,730.18 : 24,481.91 = 12,076.78 : x
2. Step 2: Convert to fraction form
   17,730.18/24,481.91 = 12,076.78/x
3. Step 3: Cross multiply
   17,730.18x = 24,481.91 × 12,076.78
4. Step 4: Simplify right side
   17,730.18x = 295,662,641.05
5. Step 5: Solve for x
   x = 295,662,641.05/17,730.18
6. Step 6: Final answer
   x = 16,675.67