Finding the Fourth Proportional to 956.64, 1,435.50 and 949.32

Step by Step Solution

1. Step 1: Write the proportion equation
   956.64 : 1,435.50 = 949.32 : x
2. Step 2: Convert to fraction form
   956.64/1,435.50 = 949.32/x
3. Step 3: Cross multiply
   956.64x = 1,435.50 × 949.32
4. Step 4: Simplify right side
   956.64x = 1,362,748.86
5. Step 5: Solve for x
   x = 1,362,748.86/956.64
6. Step 6: Final answer
   x = 1,424.52