Finding the Fourth Proportional to 6,456.32, 9,684.20 and 1,776.82

Step by Step Solution

1. Step 1: Write the proportion equation
   6,456.32 : 9,684.20 = 1,776.82 : x
2. Step 2: Convert to fraction form
   6,456.32/9,684.20 = 1,776.82/x
3. Step 3: Cross multiply
   6,456.32x = 9,684.20 × 1,776.82
4. Step 4: Simplify right side
   6,456.32x = 17,207,107.00
5. Step 5: Solve for x
   x = 17,207,107.00/6,456.32
6. Step 6: Final answer
   x = 2,665.16