Finding the Fourth Proportional to 1,150.08, 1,724.72 and 370.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.08 : 1,724.72 = 370.05 : x
2. Step 2: Convert to fraction form
   1,150.08/1,724.72 = 370.05/x
3. Step 3: Cross multiply
   1,150.08x = 1,724.72 × 370.05
4. Step 4: Simplify right side
   1,150.08x = 638,230.79
5. Step 5: Solve for x
   x = 638,230.79/1,150.08
6. Step 6: Final answer
   x = 554.94