Finding the Fourth Proportional to 2,523.48, 3,482.63 and 1,404.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,523.48 : 3,482.63 = 1,404.40 : x
2. Step 2: Convert to fraction form
   2,523.48/3,482.63 = 1,404.40/x
3. Step 3: Cross multiply
   2,523.48x = 3,482.63 × 1,404.40
4. Step 4: Simplify right side
   2,523.48x = 4,891,005.57
5. Step 5: Solve for x
   x = 4,891,005.57/2,523.48
6. Step 6: Final answer
   x = 1,938.20