Finding the Fourth Proportional to 2,960.89, 4,085.94 and 1,634.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,960.89 : 4,085.94 = 1,634.50 : x
2. Step 2: Convert to fraction form
   2,960.89/4,085.94 = 1,634.50/x
3. Step 3: Cross multiply
   2,960.89x = 4,085.94 × 1,634.50
4. Step 4: Simplify right side
   2,960.89x = 6,678,458.72
5. Step 5: Solve for x
   x = 6,678,458.72/2,960.89
6. Step 6: Final answer
   x = 2,255.56