Finding the Fourth Proportional to 17,448.12, 24,078.78 and 9,996.12

Step by Step Solution

1. Step 1: Write the proportion equation
   17,448.12 : 24,078.78 = 9,996.12 : x
2. Step 2: Convert to fraction form
   17,448.12/24,078.78 = 9,996.12/x
3. Step 3: Cross multiply
   17,448.12x = 24,078.78 × 9,996.12
4. Step 4: Simplify right side
   17,448.12x = 240,694,374.33
5. Step 5: Solve for x
   x = 240,694,374.33/17,448.12
6. Step 6: Final answer
   x = 13,794.86