Finding the Fourth Proportional to 1,015.73, 1,401.90 and 596.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,015.73 : 1,401.90 = 596.12 : x
2. Step 2: Convert to fraction form
   1,015.73/1,401.90 = 596.12/x
3. Step 3: Cross multiply
   1,015.73x = 1,401.90 × 596.12
4. Step 4: Simplify right side
   1,015.73x = 835,700.63
5. Step 5: Solve for x
   x = 835,700.63/1,015.73
6. Step 6: Final answer
   x = 822.76