Finding the Third Proportional to 845,845 and 1,311,719

Step by Step Solution

1. Step 1: Write the proportion equation
   845,845 : 1,311,719 = 1,311,719 : x
2. Step 2: Convert to fraction form
   845,845/1,311,719 = 1,311,719/x
3. Step 3: Cross multiply
   845,845x = 1,311,719 × 1,311,719
4. Step 4: Simplify right side
   845,845x = 1,720,606,734,961
5. Step 5: Solve for x
   x = 1,720,606,734,961/845,845
6. Step 6: Final answer
   x = 2,034,186.80