Finding the Fourth Proportional to 2,402.55, 3,315.48 and 1,354.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402.55 : 3,315.48 = 1,354.62 : x
2. Step 2: Convert to fraction form
   2,402.55/3,315.48 = 1,354.62/x
3. Step 3: Cross multiply
   2,402.55x = 3,315.48 × 1,354.62
4. Step 4: Simplify right side
   2,402.55x = 4,491,215.52
5. Step 5: Solve for x
   x = 4,491,215.52/2,402.55
6. Step 6: Final answer
   x = 1,869.35