Finding the Fourth Proportional to 2,955.89, 4,434.85 and 1,313.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,955.89 : 4,434.85 = 1,313.58 : x
2. Step 2: Convert to fraction form
   2,955.89/4,434.85 = 1,313.58/x
3. Step 3: Cross multiply
   2,955.89x = 4,434.85 × 1,313.58
4. Step 4: Simplify right side
   2,955.89x = 5,825,548.54
5. Step 5: Solve for x
   x = 5,825,548.54/2,955.89
6. Step 6: Final answer
   x = 1,970.83