Finding the Fourth Proportional to 1,429.42, 2,143.62 and 504.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429.42 : 2,143.62 = 504.82 : x
2. Step 2: Convert to fraction form
   1,429.42/2,143.62 = 504.82/x
3. Step 3: Cross multiply
   1,429.42x = 2,143.62 × 504.82
4. Step 4: Simplify right side
   1,429.42x = 1,082,142.25
5. Step 5: Solve for x
   x = 1,082,142.25/1,429.42
6. Step 6: Final answer
   x = 757.05