Finding the Fourth Proportional to 1,494.09, 2,241.27 and 672.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,494.09 : 2,241.27 = 672.45 : x
2. Step 2: Convert to fraction form
   1,494.09/2,241.27 = 672.45/x
3. Step 3: Cross multiply
   1,494.09x = 2,241.27 × 672.45
4. Step 4: Simplify right side
   1,494.09x = 1,507,142.01
5. Step 5: Solve for x
   x = 1,507,142.01/1,494.09
6. Step 6: Final answer
   x = 1,008.74