Finding the Fourth Proportional to 1,983.62, 2,735.94 and 1,424.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,983.62 : 2,735.94 = 1,424.67 : x
2. Step 2: Convert to fraction form
   1,983.62/2,735.94 = 1,424.67/x
3. Step 3: Cross multiply
   1,983.62x = 2,735.94 × 1,424.67
4. Step 4: Simplify right side
   1,983.62x = 3,897,797.96
5. Step 5: Solve for x
   x = 3,897,797.96/1,983.62
6. Step 6: Final answer
   x = 1,964.99