Finding the Fourth Proportional to 1,496.30, 2,245.43 and 674.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,496.30 : 2,245.43 = 674.53 : x
2. Step 2: Convert to fraction form
   1,496.30/2,245.43 = 674.53/x
3. Step 3: Cross multiply
   1,496.30x = 2,245.43 × 674.53
4. Step 4: Simplify right side
   1,496.30x = 1,514,602.81
5. Step 5: Solve for x
   x = 1,514,602.81/1,496.30
6. Step 6: Final answer
   x = 1,012.23