Finding the Fourth Proportional to 2,951.69, 4,427.56 and 760.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,951.69 : 4,427.56 = 760.39 : x
2. Step 2: Convert to fraction form
   2,951.69/4,427.56 = 760.39/x
3. Step 3: Cross multiply
   2,951.69x = 4,427.56 × 760.39
4. Step 4: Simplify right side
   2,951.69x = 3,366,662.23
5. Step 5: Solve for x
   x = 3,366,662.23/2,951.69
6. Step 6: Final answer
   x = 1,140.59