Finding the Fourth Proportional to 1,067.20, 1,472.71 and 601.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,067.20 : 1,472.71 = 601.45 : x
2. Step 2: Convert to fraction form
   1,067.20/1,472.71 = 601.45/x
3. Step 3: Cross multiply
   1,067.20x = 1,472.71 × 601.45
4. Step 4: Simplify right side
   1,067.20x = 885,761.43
5. Step 5: Solve for x
   x = 885,761.43/1,067.20
6. Step 6: Final answer
   x = 829.99