Finding the Fourth Proportional to 2,442.65, 3,664.26 and 1,056.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,442.65 : 3,664.26 = 1,056.33 : x
2. Step 2: Convert to fraction form
   2,442.65/3,664.26 = 1,056.33/x
3. Step 3: Cross multiply
   2,442.65x = 3,664.26 × 1,056.33
4. Step 4: Simplify right side
   2,442.65x = 3,870,667.77
5. Step 5: Solve for x
   x = 3,870,667.77/2,442.65
6. Step 6: Final answer
   x = 1,584.62