Finding the Fourth Proportional to 16,636.86, 24,918.84 and 7,845.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,636.86 : 24,918.84 = 7,845.12 : x
2. Step 2: Convert to fraction form
   16,636.86/24,918.84 = 7,845.12/x
3. Step 3: Cross multiply
   16,636.86x = 24,918.84 × 7,845.12
4. Step 4: Simplify right side
   16,636.86x = 195,491,290.06
5. Step 5: Solve for x
   x = 195,491,290.06/16,636.86
6. Step 6: Final answer
   x = 11,750.49