Finding the Fourth Proportional to 1,064.69, 1,469.19 and 592.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,064.69 : 1,469.19 = 592.59 : x
2. Step 2: Convert to fraction form
   1,064.69/1,469.19 = 592.59/x
3. Step 3: Cross multiply
   1,064.69x = 1,469.19 × 592.59
4. Step 4: Simplify right side
   1,064.69x = 870,627.30
5. Step 5: Solve for x
   x = 870,627.30/1,064.69
6. Step 6: Final answer
   x = 817.73