Finding the Fourth Proportional to 9,417.75, 14,128.89 and 2,843.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,417.75 : 14,128.89 = 2,843.54 : x
2. Step 2: Convert to fraction form
   9,417.75/14,128.89 = 2,843.54/x
3. Step 3: Cross multiply
   9,417.75x = 14,128.89 × 2,843.54
4. Step 4: Simplify right side
   9,417.75x = 40,176,063.87
5. Step 5: Solve for x
   x = 40,176,063.87/9,417.75
6. Step 6: Final answer
   x = 4,265.99