Finding the Fourth Proportional to 4,443.43, 6,659.37 and 1,807.86

Step by Step Solution

1. Step 1: Write the proportion equation
   4,443.43 : 6,659.37 = 1,807.86 : x
2. Step 2: Convert to fraction form
   4,443.43/6,659.37 = 1,807.86/x
3. Step 3: Cross multiply
   4,443.43x = 6,659.37 × 1,807.86
4. Step 4: Simplify right side
   4,443.43x = 12,039,208.65
5. Step 5: Solve for x
   x = 12,039,208.65/4,443.43
6. Step 6: Final answer
   x = 2,709.44