Finding the Fourth Proportional to 1,453.50, 2,004.50 and 1,081.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,453.50 : 2,004.50 = 1,081.42 : x
2. Step 2: Convert to fraction form
   1,453.50/2,004.50 = 1,081.42/x
3. Step 3: Cross multiply
   1,453.50x = 2,004.50 × 1,081.42
4. Step 4: Simplify right side
   1,453.50x = 2,167,706.39
5. Step 5: Solve for x
   x = 2,167,706.39/1,453.50
6. Step 6: Final answer
   x = 1,491.37