Finding the Fourth Proportional to 1,067.31, 1,472.89 and 601.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,067.31 : 1,472.89 = 601.56 : x
2. Step 2: Convert to fraction form
   1,067.31/1,472.89 = 601.56/x
3. Step 3: Cross multiply
   1,067.31x = 1,472.89 × 601.56
4. Step 4: Simplify right side
   1,067.31x = 886,036.89
5. Step 5: Solve for x
   x = 886,036.89/1,067.31
6. Step 6: Final answer
   x = 830.16