Finding the Fourth Proportional to 2,330.18, 3,215.67 and 1,282.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,330.18 : 3,215.67 = 1,282.25 : x
2. Step 2: Convert to fraction form
   2,330.18/3,215.67 = 1,282.25/x
3. Step 3: Cross multiply
   2,330.18x = 3,215.67 × 1,282.25
4. Step 4: Simplify right side
   2,330.18x = 4,123,292.86
5. Step 5: Solve for x
   x = 4,123,292.86/2,330.18
6. Step 6: Final answer
   x = 1,769.52