Finding the Fourth Proportional to 1,066.37, 1,474.20 and 1,023.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066.37 : 1,474.20 = 1,023.03 : x
2. Step 2: Convert to fraction form
   1,066.37/1,474.20 = 1,023.03/x
3. Step 3: Cross multiply
   1,066.37x = 1,474.20 × 1,023.03
4. Step 4: Simplify right side
   1,066.37x = 1,508,150.83
5. Step 5: Solve for x
   x = 1,508,150.83/1,066.37
6. Step 6: Final answer
   x = 1,414.29