Finding the Fourth Proportional to 2,330.25, 3,215.76 and 1,282.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,330.25 : 3,215.76 = 1,282.33 : x
2. Step 2: Convert to fraction form
   2,330.25/3,215.76 = 1,282.33/x
3. Step 3: Cross multiply
   2,330.25x = 3,215.76 × 1,282.33
4. Step 4: Simplify right side
   2,330.25x = 4,123,659.11
5. Step 5: Solve for x
   x = 4,123,659.11/2,330.25
6. Step 6: Final answer
   x = 1,769.62