Finding the Fourth Proportional to 1,144.42, 1,716.31 and 527.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,144.42 : 1,716.31 = 527.82 : x
2. Step 2: Convert to fraction form
   1,144.42/1,716.31 = 527.82/x
3. Step 3: Cross multiply
   1,144.42x = 1,716.31 × 527.82
4. Step 4: Simplify right side
   1,144.42x = 905,902.74
5. Step 5: Solve for x
   x = 905,902.74/1,144.42
6. Step 6: Final answer
   x = 791.58