Finding the Fourth Proportional to 1,411.82, 2,118.56 and 590.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.82 : 2,118.56 = 590.03 : x
2. Step 2: Convert to fraction form
   1,411.82/2,118.56 = 590.03/x
3. Step 3: Cross multiply
   1,411.82x = 2,118.56 × 590.03
4. Step 4: Simplify right side
   1,411.82x = 1,250,011.68
5. Step 5: Solve for x
   x = 1,250,011.68/1,411.82
6. Step 6: Final answer
   x = 885.39