Finding the Fourth Proportional to 2,903.88, 4,356.24 and 955.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,903.88 : 4,356.24 = 955.89 : x
2. Step 2: Convert to fraction form
   2,903.88/4,356.24 = 955.89/x
3. Step 3: Cross multiply
   2,903.88x = 4,356.24 × 955.89
4. Step 4: Simplify right side
   2,903.88x = 4,164,086.25
5. Step 5: Solve for x
   x = 4,164,086.25/2,903.88
6. Step 6: Final answer
   x = 1,433.97