Finding the Fourth Proportional to 1,963.82, 2,710.04 and 1,217.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,963.82 : 2,710.04 = 1,217.82 : x
2. Step 2: Convert to fraction form
   1,963.82/2,710.04 = 1,217.82/x
3. Step 3: Cross multiply
   1,963.82x = 2,710.04 × 1,217.82
4. Step 4: Simplify right side
   1,963.82x = 3,300,340.91
5. Step 5: Solve for x
   x = 3,300,340.91/1,963.82
6. Step 6: Final answer
   x = 1,680.57