Finding the Fourth Proportional to 9,517.61, 14,277.78 and 2,944.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,517.61 : 14,277.78 = 2,944.31 : x
2. Step 2: Convert to fraction form
   9,517.61/14,277.78 = 2,944.31/x
3. Step 3: Cross multiply
   9,517.61x = 14,277.78 × 2,944.31
4. Step 4: Simplify right side
   9,517.61x = 42,038,210.43
5. Step 5: Solve for x
   x = 42,038,210.43/9,517.61
6. Step 6: Final answer
   x = 4,416.89