Finding the Fourth Proportional to 6,859.94, 10,289.83 and 1,665.82

Step by Step Solution

1. Step 1: Write the proportion equation
   6,859.94 : 10,289.83 = 1,665.82 : x
2. Step 2: Convert to fraction form
   6,859.94/10,289.83 = 1,665.82/x
3. Step 3: Cross multiply
   6,859.94x = 10,289.83 × 1,665.82
4. Step 4: Simplify right side
   6,859.94x = 17,141,004.61
5. Step 5: Solve for x
   x = 17,141,004.61/6,859.94
6. Step 6: Final answer
   x = 2,498.71