Finding the Fourth Proportional to 2,523.20, 3,481.92 and 1,404.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,523.20 : 3,481.92 = 1,404.18 : x
2. Step 2: Convert to fraction form
   2,523.20/3,481.92 = 1,404.18/x
3. Step 3: Cross multiply
   2,523.20x = 3,481.92 × 1,404.18
4. Step 4: Simplify right side
   2,523.20x = 4,889,242.43
5. Step 5: Solve for x
   x = 4,889,242.43/2,523.20
6. Step 6: Final answer
   x = 1,937.72