Finding the Fourth Proportional to 2,282.16, 3,151.46 and 1,721.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,282.16 : 3,151.46 = 1,721.67 : x
2. Step 2: Convert to fraction form
   2,282.16/3,151.46 = 1,721.67/x
3. Step 3: Cross multiply
   2,282.16x = 3,151.46 × 1,721.67
4. Step 4: Simplify right side
   2,282.16x = 5,425,774.14
5. Step 5: Solve for x
   x = 5,425,774.14/2,282.16
6. Step 6: Final answer
   x = 2,377.47