Finding the Third Proportional to 383.50 and 852.50

Step by Step Solution

1. Step 1: Write the proportion equation
   383.50 : 852.50 = 852.50 : x
2. Step 2: Convert to fraction form
   383.50/852.50 = 852.50/x
3. Step 3: Cross multiply
   383.50x = 852.50 × 852.50
4. Step 4: Simplify right side
   383.50x = 726,756.25
5. Step 5: Solve for x
   x = 726,756.25/383.50
6. Step 6: Final answer
   x = 1,895.06