Finding the Fourth Proportional to 1,633.48, 2,253.61 and 1,074.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,633.48 : 2,253.61 = 1,074.25 : x
2. Step 2: Convert to fraction form
   1,633.48/2,253.61 = 1,074.25/x
3. Step 3: Cross multiply
   1,633.48x = 2,253.61 × 1,074.25
4. Step 4: Simplify right side
   1,633.48x = 2,420,940.54
5. Step 5: Solve for x
   x = 2,420,940.54/1,633.48
6. Step 6: Final answer
   x = 1,482.08