Finding the Fourth Proportional to 1,416.42, 1,955.32 and 945.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,416.42 : 1,955.32 = 945.09 : x
2. Step 2: Convert to fraction form
   1,416.42/1,955.32 = 945.09/x
3. Step 3: Cross multiply
   1,416.42x = 1,955.32 × 945.09
4. Step 4: Simplify right side
   1,416.42x = 1,847,951.02
5. Step 5: Solve for x
   x = 1,847,951.02/1,416.42
6. Step 6: Final answer
   x = 1,304.66