Finding the Fourth Proportional to 1,411.25, 2,118.23 and 589.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.25 : 2,118.23 = 589.31 : x
2. Step 2: Convert to fraction form
   1,411.25/2,118.23 = 589.31/x
3. Step 3: Cross multiply
   1,411.25x = 2,118.23 × 589.31
4. Step 4: Simplify right side
   1,411.25x = 1,248,280.58
5. Step 5: Solve for x
   x = 1,248,280.58/1,411.25
6. Step 6: Final answer
   x = 884.52