Finding the Fourth Proportional to 1,499.05, 2,247.57 and 718.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.05 : 2,247.57 = 718.03 : x
2. Step 2: Convert to fraction form
   1,499.05/2,247.57 = 718.03/x
3. Step 3: Cross multiply
   1,499.05x = 2,247.57 × 718.03
4. Step 4: Simplify right side
   1,499.05x = 1,613,822.69
5. Step 5: Solve for x
   x = 1,613,822.69/1,499.05
6. Step 6: Final answer
   x = 1,076.56