Finding the Fourth Proportional to 2,150.24, 2,968.31 and 1,521.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150.24 : 2,968.31 = 1,521.27 : x
2. Step 2: Convert to fraction form
   2,150.24/2,968.31 = 1,521.27/x
3. Step 3: Cross multiply
   2,150.24x = 2,968.31 × 1,521.27
4. Step 4: Simplify right side
   2,150.24x = 4,515,604.76
5. Step 5: Solve for x
   x = 4,515,604.76/2,150.24
6. Step 6: Final answer
   x = 2,100.05