Finding the Fourth Proportional to 2,330.24, 3,215.73 and 1,282.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,330.24 : 3,215.73 = 1,282.30 : x
2. Step 2: Convert to fraction form
   2,330.24/3,215.73 = 1,282.30/x
3. Step 3: Cross multiply
   2,330.24x = 3,215.73 × 1,282.30
4. Step 4: Simplify right side
   2,330.24x = 4,123,514.50
5. Step 5: Solve for x
   x = 4,123,514.50/2,330.24
6. Step 6: Final answer
   x = 1,769.57