Finding the Fourth Proportional to 2,041.98, 2,818.09 and 1,145.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,041.98 : 2,818.09 = 1,145.83 : x
2. Step 2: Convert to fraction form
   2,041.98/2,818.09 = 1,145.83/x
3. Step 3: Cross multiply
   2,041.98x = 2,818.09 × 1,145.83
4. Step 4: Simplify right side
   2,041.98x = 3,229,051.74
5. Step 5: Solve for x
   x = 3,229,051.74/2,041.98
6. Step 6: Final answer
   x = 1,581.33