Finding the Fourth Proportional to 1,456.04, 2,184.33 and 762.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.04 : 2,184.33 = 762.51 : x
2. Step 2: Convert to fraction form
   1,456.04/2,184.33 = 762.51/x
3. Step 3: Cross multiply
   1,456.04x = 2,184.33 × 762.51
4. Step 4: Simplify right side
   1,456.04x = 1,665,584.52
5. Step 5: Solve for x
   x = 1,665,584.52/1,456.04
6. Step 6: Final answer
   x = 1,143.91