Finding the Fourth Proportional to 2,587.46, 3,574.88 and 1,805.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587.46 : 3,574.88 = 1,805.00 : x
2. Step 2: Convert to fraction form
   2,587.46/3,574.88 = 1,805.00/x
3. Step 3: Cross multiply
   2,587.46x = 3,574.88 × 1,805.00
4. Step 4: Simplify right side
   2,587.46x = 6,452,631.50
5. Step 5: Solve for x
   x = 6,452,631.50/2,587.46
6. Step 6: Final answer
   x = 2,493.81