Finding the Fourth Proportional to 2,456.58, 3,679.88 and 1,963.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456.58 : 3,679.88 = 1,963.82 : x
2. Step 2: Convert to fraction form
   2,456.58/3,679.88 = 1,963.82/x
3. Step 3: Cross multiply
   2,456.58x = 3,679.88 × 1,963.82
4. Step 4: Simplify right side
   2,456.58x = 7,226,593.72
5. Step 5: Solve for x
   x = 7,226,593.72/2,456.58
6. Step 6: Final answer
   x = 2,941.73