Finding the Third Proportional to 445.50 and 846.56

Step by Step Solution

1. Step 1: Write the proportion equation
   445.50 : 846.56 = 846.56 : x
2. Step 2: Convert to fraction form
   445.50/846.56 = 846.56/x
3. Step 3: Cross multiply
   445.50x = 846.56 × 846.56
4. Step 4: Simplify right side
   445.50x = 716,668.07
5. Step 5: Solve for x
   x = 716,668.07/445.50
6. Step 6: Final answer
   x = 1,608.68