Finding the Fourth Proportional to 1,429.82, 2,144.72 and 504.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429.82 : 2,144.72 = 504.87 : x
2. Step 2: Convert to fraction form
   1,429.82/2,144.72 = 504.87/x
3. Step 3: Cross multiply
   1,429.82x = 2,144.72 × 504.87
4. Step 4: Simplify right side
   1,429.82x = 1,082,806.05
5. Step 5: Solve for x
   x = 1,082,806.05/1,429.82
6. Step 6: Final answer
   x = 757.31