Finding the Fourth Proportional to 2,527.09, 3,487.46 and 1,408.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,527.09 : 3,487.46 = 1,408.12 : x
2. Step 2: Convert to fraction form
   2,527.09/3,487.46 = 1,408.12/x
3. Step 3: Cross multiply
   2,527.09x = 3,487.46 × 1,408.12
4. Step 4: Simplify right side
   2,527.09x = 4,910,746.42
5. Step 5: Solve for x
   x = 4,910,746.42/2,527.09
6. Step 6: Final answer
   x = 1,943.24