Finding the Fourth Proportional to 1,046.03, 1,570.06 and 559.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,046.03 : 1,570.06 = 559.43 : x
2. Step 2: Convert to fraction form
   1,046.03/1,570.06 = 559.43/x
3. Step 3: Cross multiply
   1,046.03x = 1,570.06 × 559.43
4. Step 4: Simplify right side
   1,046.03x = 878,330.82
5. Step 5: Solve for x
   x = 878,330.82/1,046.03
6. Step 6: Final answer
   x = 839.68