Finding the Third Proportional to 1,200.50 and 1,802

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200.50 : 1,802 = 1,802 : x
2. Step 2: Convert to fraction form
   1,200.50/1,802 = 1,802/x
3. Step 3: Cross multiply
   1,200.50x = 1,802 × 1,802
4. Step 4: Simplify right side
   1,200.50x = 3,247,204
5. Step 5: Solve for x
   x = 3,247,204/1,200.50
6. Step 6: Final answer
   x = 2,704.88