Finding the Fourth Proportional to 2,842.40, 4,243.30 and 2,404.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,842.40 : 4,243.30 = 2,404.88 : x
2. Step 2: Convert to fraction form
   2,842.40/4,243.30 = 2,404.88/x
3. Step 3: Cross multiply
   2,842.40x = 4,243.30 × 2,404.88
4. Step 4: Simplify right side
   2,842.40x = 10,204,627.30
5. Step 5: Solve for x
   x = 10,204,627.30/2,842.40
6. Step 6: Final answer
   x = 3,590.14