Finding the Fourth Proportional to 9,517.72, 14,279.40 and 2,944.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,517.72 : 14,279.40 = 2,944.38 : x
2. Step 2: Convert to fraction form
   9,517.72/14,279.40 = 2,944.38/x
3. Step 3: Cross multiply
   9,517.72x = 14,279.40 × 2,944.38
4. Step 4: Simplify right side
   9,517.72x = 42,043,979.77
5. Step 5: Solve for x
   x = 42,043,979.77/9,517.72
6. Step 6: Final answer
   x = 4,417.44