Finding the Fourth Proportional to 1,664.96, 2,297.92 and 966.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,664.96 : 2,297.92 = 966.72 : x
2. Step 2: Convert to fraction form
   1,664.96/2,297.92 = 966.72/x
3. Step 3: Cross multiply
   1,664.96x = 2,297.92 × 966.72
4. Step 4: Simplify right side
   1,664.96x = 2,221,445.22
5. Step 5: Solve for x
   x = 2,221,445.22/1,664.96
6. Step 6: Final answer
   x = 1,334.23