Finding the Fourth Proportional to 1,053.24, 1,453.50 and 587.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053.24 : 1,453.50 = 587.52 : x
2. Step 2: Convert to fraction form
   1,053.24/1,453.50 = 587.52/x
3. Step 3: Cross multiply
   1,053.24x = 1,453.50 × 587.52
4. Step 4: Simplify right side
   1,053.24x = 853,960.32
5. Step 5: Solve for x
   x = 853,960.32/1,053.24
6. Step 6: Final answer
   x = 810.79