Finding the Fourth Proportional to 2,527.31, 3,487.68 and 1,408.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,527.31 : 3,487.68 = 1,408.24 : x
2. Step 2: Convert to fraction form
   2,527.31/3,487.68 = 1,408.24/x
3. Step 3: Cross multiply
   2,527.31x = 3,487.68 × 1,408.24
4. Step 4: Simplify right side
   2,527.31x = 4,911,490.48
5. Step 5: Solve for x
   x = 4,911,490.48/2,527.31
6. Step 6: Final answer
   x = 1,943.37