Finding the Fourth Proportional to 2,412.43, 3,329.57 and 1,404.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,412.43 : 3,329.57 = 1,404.72 : x
2. Step 2: Convert to fraction form
   2,412.43/3,329.57 = 1,404.72/x
3. Step 3: Cross multiply
   2,412.43x = 3,329.57 × 1,404.72
4. Step 4: Simplify right side
   2,412.43x = 4,677,113.57
5. Step 5: Solve for x
   x = 4,677,113.57/2,412.43
6. Step 6: Final answer
   x = 1,938.76