Finding the Fourth Proportional to 2,527.80, 3,488.43 and 1,408.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,527.80 : 3,488.43 = 1,408.68 : x
2. Step 2: Convert to fraction form
   2,527.80/3,488.43 = 1,408.68/x
3. Step 3: Cross multiply
   2,527.80x = 3,488.43 × 1,408.68
4. Step 4: Simplify right side
   2,527.80x = 4,914,081.57
5. Step 5: Solve for x
   x = 4,914,081.57/2,527.80
6. Step 6: Final answer
   x = 1,944.02