Finding the Fourth Proportional to 1,059.24, 1,461.83 and 587.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,059.24 : 1,461.83 = 587.17 : x
2. Step 2: Convert to fraction form
   1,059.24/1,461.83 = 587.17/x
3. Step 3: Cross multiply
   1,059.24x = 1,461.83 × 587.17
4. Step 4: Simplify right side
   1,059.24x = 858,342.72
5. Step 5: Solve for x
   x = 858,342.72/1,059.24
6. Step 6: Final answer
   x = 810.34