Finding the Fourth Proportional to 1,262.46, 1,894.42 and 531.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,262.46 : 1,894.42 = 531.98 : x
2. Step 2: Convert to fraction form
   1,262.46/1,894.42 = 531.98/x
3. Step 3: Cross multiply
   1,262.46x = 1,894.42 × 531.98
4. Step 4: Simplify right side
   1,262.46x = 1,007,793.55
5. Step 5: Solve for x
   x = 1,007,793.55/1,262.46
6. Step 6: Final answer
   x = 798.28