Finding the Fourth Proportional to 2,828.82, 3,901.22 and 1,766.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,828.82 : 3,901.22 = 1,766.69 : x
2. Step 2: Convert to fraction form
   2,828.82/3,901.22 = 1,766.69/x
3. Step 3: Cross multiply
   2,828.82x = 3,901.22 × 1,766.69
4. Step 4: Simplify right side
   2,828.82x = 6,892,218.02
5. Step 5: Solve for x
   x = 6,892,218.02/2,828.82
6. Step 6: Final answer
   x = 2,436.43