Finding the Fourth Proportional to 1,668.46, 2,488.52 and 1,450.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,668.46 : 2,488.52 = 1,450.30 : x
2. Step 2: Convert to fraction form
   1,668.46/2,488.52 = 1,450.30/x
3. Step 3: Cross multiply
   1,668.46x = 2,488.52 × 1,450.30
4. Step 4: Simplify right side
   1,668.46x = 3,609,093.30
5. Step 5: Solve for x
   x = 3,609,093.30/1,668.46
6. Step 6: Final answer
   x = 2,163.13