Finding the Fourth Proportional to 2,118.94, 3,176.78 and 963.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,118.94 : 3,176.78 = 963.88 : x
2. Step 2: Convert to fraction form
   2,118.94/3,176.78 = 963.88/x
3. Step 3: Cross multiply
   2,118.94x = 3,176.78 × 963.88
4. Step 4: Simplify right side
   2,118.94x = 3,062,034.71
5. Step 5: Solve for x
   x = 3,062,034.71/2,118.94
6. Step 6: Final answer
   x = 1,445.08