Finding the Fourth Proportional to 1,065.35, 1,597.83 and 371.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065.35 : 1,597.83 = 371.89 : x
2. Step 2: Convert to fraction form
   1,065.35/1,597.83 = 371.89/x
3. Step 3: Cross multiply
   1,065.35x = 1,597.83 × 371.89
4. Step 4: Simplify right side
   1,065.35x = 594,217.60
5. Step 5: Solve for x
   x = 594,217.60/1,065.35
6. Step 6: Final answer
   x = 557.77