Finding the Fourth Proportional to 1,709.37, 2,358.72 and 963.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,709.37 : 2,358.72 = 963.23 : x
2. Step 2: Convert to fraction form
   1,709.37/2,358.72 = 963.23/x
3. Step 3: Cross multiply
   1,709.37x = 2,358.72 × 963.23
4. Step 4: Simplify right side
   1,709.37x = 2,271,978.07
5. Step 5: Solve for x
   x = 2,271,978.07/1,709.37
6. Step 6: Final answer
   x = 1,329.13