Finding the Third Proportional to 789,942 and 1,128,834

Step by Step Solution

1. Step 1: Write the proportion equation
   789,942 : 1,128,834 = 1,128,834 : x
2. Step 2: Convert to fraction form
   789,942/1,128,834 = 1,128,834/x
3. Step 3: Cross multiply
   789,942x = 1,128,834 × 1,128,834
4. Step 4: Simplify right side
   789,942x = 1,274,266,199,556
5. Step 5: Solve for x
   x = 1,274,266,199,556/789,942
6. Step 6: Final answer
   x = 1,613,113.62