Finding the Third Proportional to 940.50 and 1,122

Step by Step Solution

1. Step 1: Write the proportion equation
   940.50 : 1,122 = 1,122 : x
2. Step 2: Convert to fraction form
   940.50/1,122 = 1,122/x
3. Step 3: Cross multiply
   940.50x = 1,122 × 1,122
4. Step 4: Simplify right side
   940.50x = 1,258,884
5. Step 5: Solve for x
   x = 1,258,884/940.50
6. Step 6: Final answer
   x = 1,338.53