Finding the Fourth Proportional to 2,555.83, 3,527.97 and 1,994.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555.83 : 3,527.97 = 1,994.05 : x
2. Step 2: Convert to fraction form
   2,555.83/3,527.97 = 1,994.05/x
3. Step 3: Cross multiply
   2,555.83x = 3,527.97 × 1,994.05
4. Step 4: Simplify right side
   2,555.83x = 7,034,930.94
5. Step 5: Solve for x
   x = 7,034,930.94/2,555.83
6. Step 6: Final answer
   x = 2,752.51