Finding the Fourth Proportional to 2,443.36, 3,662.34 and 1,056.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.36 : 3,662.34 = 1,056.46 : x
2. Step 2: Convert to fraction form
   2,443.36/3,662.34 = 1,056.46/x
3. Step 3: Cross multiply
   2,443.36x = 3,662.34 × 1,056.46
4. Step 4: Simplify right side
   2,443.36x = 3,869,115.72
5. Step 5: Solve for x
   x = 3,869,115.72/2,443.36
6. Step 6: Final answer
   x = 1,583.52