Finding the Fourth Proportional to 2,402.46, 3,315.67 and 1,354.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402.46 : 3,315.67 = 1,354.71 : x
2. Step 2: Convert to fraction form
   2,402.46/3,315.67 = 1,354.71/x
3. Step 3: Cross multiply
   2,402.46x = 3,315.67 × 1,354.71
4. Step 4: Simplify right side
   2,402.46x = 4,491,771.31
5. Step 5: Solve for x
   x = 4,491,771.31/2,402.46
6. Step 6: Final answer
   x = 1,869.65