Finding the Third Proportional to 911.06 and 1,377.38

Step by Step Solution

1. Step 1: Write the proportion equation
   911.06 : 1,377.38 = 1,377.38 : x
2. Step 2: Convert to fraction form
   911.06/1,377.38 = 1,377.38/x
3. Step 3: Cross multiply
   911.06x = 1,377.38 × 1,377.38
4. Step 4: Simplify right side
   911.06x = 1,897,161.89
5. Step 5: Solve for x
   x = 1,897,161.89/911.06
6. Step 6: Final answer
   x = 2,082.36