Finding the Fourth Proportional to 12,944.89, 17,863.52 and 7,279.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,944.89 : 17,863.52 = 7,279.88 : x
2. Step 2: Convert to fraction form
   12,944.89/17,863.52 = 7,279.88/x
3. Step 3: Cross multiply
   12,944.89x = 17,863.52 × 7,279.88
4. Step 4: Simplify right side
   12,944.89x = 130,044,245.58
5. Step 5: Solve for x
   x = 130,044,245.58/12,944.89
6. Step 6: Final answer
   x = 10,045.99