Finding the Fourth Proportional to 1,404.24, 2,104.94 and 582.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404.24 : 2,104.94 = 582.96 : x
2. Step 2: Convert to fraction form
   1,404.24/2,104.94 = 582.96/x
3. Step 3: Cross multiply
   1,404.24x = 2,104.94 × 582.96
4. Step 4: Simplify right side
   1,404.24x = 1,227,095.82
5. Step 5: Solve for x
   x = 1,227,095.82/1,404.24
6. Step 6: Final answer
   x = 873.85