Finding the Fourth Proportional to 1,632.65, 2,443.71 and 1,322.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.65 : 2,443.71 = 1,322.42 : x
2. Step 2: Convert to fraction form
   1,632.65/2,443.71 = 1,322.42/x
3. Step 3: Cross multiply
   1,632.65x = 2,443.71 × 1,322.42
4. Step 4: Simplify right side
   1,632.65x = 3,231,610.98
5. Step 5: Solve for x
   x = 3,231,610.98/1,632.65
6. Step 6: Final answer
   x = 1,979.37