Finding the Fourth Proportional to 1,632.53, 2,443.92 and 1,145.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.53 : 2,443.92 = 1,145.31 : x
2. Step 2: Convert to fraction form
   1,632.53/2,443.92 = 1,145.31/x
3. Step 3: Cross multiply
   1,632.53x = 2,443.92 × 1,145.31
4. Step 4: Simplify right side
   1,632.53x = 2,799,046.02
5. Step 5: Solve for x
   x = 2,799,046.02/1,632.53
6. Step 6: Final answer
   x = 1,714.55