Finding the Fourth Proportional to 4,960.58, 7,440.83 and 1,262.78

Step by Step Solution

1. Step 1: Write the proportion equation
   4,960.58 : 7,440.83 = 1,262.78 : x
2. Step 2: Convert to fraction form
   4,960.58/7,440.83 = 1,262.78/x
3. Step 3: Cross multiply
   4,960.58x = 7,440.83 × 1,262.78
4. Step 4: Simplify right side
   4,960.58x = 9,396,131.31
5. Step 5: Solve for x
   x = 9,396,131.31/4,960.58
6. Step 6: Final answer
   x = 1,894.16