Finding the Fourth Proportional to 2,307.36, 3,185.69 and 1,424.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,307.36 : 3,185.69 = 1,424.46 : x
2. Step 2: Convert to fraction form
   2,307.36/3,185.69 = 1,424.46/x
3. Step 3: Cross multiply
   2,307.36x = 3,185.69 × 1,424.46
4. Step 4: Simplify right side
   2,307.36x = 4,537,880.86
5. Step 5: Solve for x
   x = 4,537,880.86/2,307.36
6. Step 6: Final answer
   x = 1,966.70