Finding the Fourth Proportional to 1,150.82, 1,725.98 and 370.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.82 : 1,725.98 = 370.89 : x
2. Step 2: Convert to fraction form
   1,150.82/1,725.98 = 370.89/x
3. Step 3: Cross multiply
   1,150.82x = 1,725.98 × 370.89
4. Step 4: Simplify right side
   1,150.82x = 640,144.41
5. Step 5: Solve for x
   x = 640,144.41/1,150.82
6. Step 6: Final answer
   x = 556.25