Finding the Fourth Proportional to 1,411.76, 2,118.25 and 590.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.76 : 2,118.25 = 590.22 : x
2. Step 2: Convert to fraction form
   1,411.76/2,118.25 = 590.22/x
3. Step 3: Cross multiply
   1,411.76x = 2,118.25 × 590.22
4. Step 4: Simplify right side
   1,411.76x = 1,250,234.25
5. Step 5: Solve for x
   x = 1,250,234.25/1,411.76
6. Step 6: Final answer
   x = 885.58