Finding the Fourth Proportional to 1,456.52, 2,185.38 and 590.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.52 : 2,185.38 = 590.63 : x
2. Step 2: Convert to fraction form
   1,456.52/2,185.38 = 590.63/x
3. Step 3: Cross multiply
   1,456.52x = 2,185.38 × 590.63
4. Step 4: Simplify right side
   1,456.52x = 1,290,740.06
5. Step 5: Solve for x
   x = 1,290,740.06/1,456.52
6. Step 6: Final answer
   x = 886.18