Finding the Fourth Proportional to 2,411.78, 3,328.32 and 1,363.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,411.78 : 3,328.32 = 1,363.64 : x
2. Step 2: Convert to fraction form
   2,411.78/3,328.32 = 1,363.64/x
3. Step 3: Cross multiply
   2,411.78x = 3,328.32 × 1,363.64
4. Step 4: Simplify right side
   2,411.78x = 4,538,630.28
5. Step 5: Solve for x
   x = 4,538,630.28/2,411.78
6. Step 6: Final answer
   x = 1,881.86