Finding the Fourth Proportional to 2,955.71, 4,434.25 and 1,007.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,955.71 : 4,434.25 = 1,007.91 : x
2. Step 2: Convert to fraction form
   2,955.71/4,434.25 = 1,007.91/x
3. Step 3: Cross multiply
   2,955.71x = 4,434.25 × 1,007.91
4. Step 4: Simplify right side
   2,955.71x = 4,469,322.40
5. Step 5: Solve for x
   x = 4,469,322.40/2,955.71
6. Step 6: Final answer
   x = 1,512.10