Finding the Fourth Proportional to 1,043.69, 1,439.98 and 601.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,043.69 : 1,439.98 = 601.43 : x
2. Step 2: Convert to fraction form
   1,043.69/1,439.98 = 601.43/x
3. Step 3: Cross multiply
   1,043.69x = 1,439.98 × 601.43
4. Step 4: Simplify right side
   1,043.69x = 866,038.47
5. Step 5: Solve for x
   x = 866,038.47/1,043.69
6. Step 6: Final answer
   x = 829.79