Finding the Fourth Proportional to 1,015.98, 1,522.89 and 496.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,015.98 : 1,522.89 = 496.14 : x
2. Step 2: Convert to fraction form
   1,015.98/1,522.89 = 496.14/x
3. Step 3: Cross multiply
   1,015.98x = 1,522.89 × 496.14
4. Step 4: Simplify right side
   1,015.98x = 755,566.64
5. Step 5: Solve for x
   x = 755,566.64/1,015.98
6. Step 6: Final answer
   x = 743.68