Finding the Fourth Proportional to 2,159.73, 3,240.72 and 1,063.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,159.73 : 3,240.72 = 1,063.95 : x
2. Step 2: Convert to fraction form
   2,159.73/3,240.72 = 1,063.95/x
3. Step 3: Cross multiply
   2,159.73x = 3,240.72 × 1,063.95
4. Step 4: Simplify right side
   2,159.73x = 3,447,964.04
5. Step 5: Solve for x
   x = 3,447,964.04/2,159.73
6. Step 6: Final answer
   x = 1,596.48