Finding the Fourth Proportional to 1,632.58, 2,451.31 and 1,603.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.58 : 2,451.31 = 1,603.42 : x
2. Step 2: Convert to fraction form
   1,632.58/2,451.31 = 1,603.42/x
3. Step 3: Cross multiply
   1,632.58x = 2,451.31 × 1,603.42
4. Step 4: Simplify right side
   1,632.58x = 3,930,469.34
5. Step 5: Solve for x
   x = 3,930,469.34/1,632.58
6. Step 6: Final answer
   x = 2,407.52