Finding the Fourth Proportional to 2,278.83, 3,417.59 and 962.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,278.83 : 3,417.59 = 962.88 : x
2. Step 2: Convert to fraction form
   2,278.83/3,417.59 = 962.88/x
3. Step 3: Cross multiply
   2,278.83x = 3,417.59 × 962.88
4. Step 4: Simplify right side
   2,278.83x = 3,290,718.65
5. Step 5: Solve for x
   x = 3,290,718.65/2,278.83
6. Step 6: Final answer
   x = 1,444.04