Finding the Fourth Proportional to 9,443.38, 14,166.69 and 2,870.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,443.38 : 14,166.69 = 2,870.23 : x
2. Step 2: Convert to fraction form
   9,443.38/14,166.69 = 2,870.23/x
3. Step 3: Cross multiply
   9,443.38x = 14,166.69 × 2,870.23
4. Step 4: Simplify right side
   9,443.38x = 40,661,658.64
5. Step 5: Solve for x
   x = 40,661,658.64/9,443.38
6. Step 6: Final answer
   x = 4,305.84