Finding the Fourth Proportional to 1,059.37, 1,461.89 and 587.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,059.37 : 1,461.89 = 587.29 : x
2. Step 2: Convert to fraction form
   1,059.37/1,461.89 = 587.29/x
3. Step 3: Cross multiply
   1,059.37x = 1,461.89 × 587.29
4. Step 4: Simplify right side
   1,059.37x = 858,546.07
5. Step 5: Solve for x
   x = 858,546.07/1,059.37
6. Step 6: Final answer
   x = 810.43