Finding the Fourth Proportional to 1,046.52, 1,567.96 and 558.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,046.52 : 1,567.96 = 558.09 : x
2. Step 2: Convert to fraction form
   1,046.52/1,567.96 = 558.09/x
3. Step 3: Cross multiply
   1,046.52x = 1,567.96 × 558.09
4. Step 4: Simplify right side
   1,046.52x = 875,061.40
5. Step 5: Solve for x
   x = 875,061.40/1,046.52
6. Step 6: Final answer
   x = 836.16