Finding the Third Proportional to 158.50 and 370.25

Step by Step Solution

1. Step 1: Write the proportion equation
   158.50 : 370.25 = 370.25 : x
2. Step 2: Convert to fraction form
   158.50/370.25 = 370.25/x
3. Step 3: Cross multiply
   158.50x = 370.25 × 370.25
4. Step 4: Simplify right side
   158.50x = 137,085.06
5. Step 5: Solve for x
   x = 137,085.06/158.50
6. Step 6: Final answer
   x = 864.89