Finding the Fourth Proportional to 1,968.69, 2,964.69 and 1,424.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,968.69 : 2,964.69 = 1,424.69 : x
2. Step 2: Convert to fraction form
   1,968.69/2,964.69 = 1,424.69/x
3. Step 3: Cross multiply
   1,968.69x = 2,964.69 × 1,424.69
4. Step 4: Simplify right side
   1,968.69x = 4,223,749.37
5. Step 5: Solve for x
   x = 4,223,749.37/1,968.69
6. Step 6: Final answer
   x = 2,145.46