Finding the Fourth Proportional to 1,662.76, 2,294.73 and 964.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662.76 : 2,294.73 = 964.27 : x
2. Step 2: Convert to fraction form
   1,662.76/2,294.73 = 964.27/x
3. Step 3: Cross multiply
   1,662.76x = 2,294.73 × 964.27
4. Step 4: Simplify right side
   1,662.76x = 2,212,739.30
5. Step 5: Solve for x
   x = 2,212,739.30/1,662.76
6. Step 6: Final answer
   x = 1,330.76