Finding the Fourth Proportional to 2,411.78, 3,328.41 and 1,349.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,411.78 : 3,328.41 = 1,349.63 : x
2. Step 2: Convert to fraction form
   2,411.78/3,328.41 = 1,349.63/x
3. Step 3: Cross multiply
   2,411.78x = 3,328.41 × 1,349.63
4. Step 4: Simplify right side
   2,411.78x = 4,492,130.31
5. Step 5: Solve for x
   x = 4,492,130.31/2,411.78
6. Step 6: Final answer
   x = 1,862.58