Finding the Fourth Proportional to 12,714.12, 17,544.78 and 7,048.68

Step by Step Solution

1. Step 1: Write the proportion equation
   12,714.12 : 17,544.78 = 7,048.68 : x
2. Step 2: Convert to fraction form
   12,714.12/17,544.78 = 7,048.68/x
3. Step 3: Cross multiply
   12,714.12x = 17,544.78 × 7,048.68
4. Step 4: Simplify right side
   12,714.12x = 123,667,539.89
5. Step 5: Solve for x
   x = 123,667,539.89/12,714.12
6. Step 6: Final answer
   x = 9,726.79