Finding the Fourth Proportional to 1,019.67, 1,529.72 and 532.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,019.67 : 1,529.72 = 532.59 : x
2. Step 2: Convert to fraction form
   1,019.67/1,529.72 = 532.59/x
3. Step 3: Cross multiply
   1,019.67x = 1,529.72 × 532.59
4. Step 4: Simplify right side
   1,019.67x = 814,710.91
5. Step 5: Solve for x
   x = 814,710.91/1,019.67
6. Step 6: Final answer
   x = 798.99