Finding the Fourth Proportional to 2,146.42, 2,960.04 and 1,705.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146.42 : 2,960.04 = 1,705.78 : x
2. Step 2: Convert to fraction form
   2,146.42/2,960.04 = 1,705.78/x
3. Step 3: Cross multiply
   2,146.42x = 2,960.04 × 1,705.78
4. Step 4: Simplify right side
   2,146.42x = 5,049,177.03
5. Step 5: Solve for x
   x = 5,049,177.03/2,146.42
6. Step 6: Final answer
   x = 2,352.37