Finding the Fourth Proportional to 2,590.94, 3,575.58 and 1,456.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,590.94 : 3,575.58 = 1,456.80 : x
2. Step 2: Convert to fraction form
   2,590.94/3,575.58 = 1,456.80/x
3. Step 3: Cross multiply
   2,590.94x = 3,575.58 × 1,456.80
4. Step 4: Simplify right side
   2,590.94x = 5,208,904.94
5. Step 5: Solve for x
   x = 5,208,904.94/2,590.94
6. Step 6: Final answer
   x = 2,010.43