Finding the Third Proportional to 789,948 and 1,128,843

Step by Step Solution

1. Step 1: Write the proportion equation
   789,948 : 1,128,843 = 1,128,843 : x
2. Step 2: Convert to fraction form
   789,948/1,128,843 = 1,128,843/x
3. Step 3: Cross multiply
   789,948x = 1,128,843 × 1,128,843
4. Step 4: Simplify right side
   789,948x = 1,274,286,518,649
5. Step 5: Solve for x
   x = 1,274,286,518,649/789,948
6. Step 6: Final answer
   x = 1,613,127.09