Finding the Third Proportional to 1,012,847 and 1,603,836

Step by Step Solution

1. Step 1: Write the proportion equation
   1,012,847 : 1,603,836 = 1,603,836 : x
2. Step 2: Convert to fraction form
   1,012,847/1,603,836 = 1,603,836/x
3. Step 3: Cross multiply
   1,012,847x = 1,603,836 × 1,603,836
4. Step 4: Simplify right side
   1,012,847x = 2,572,289,914,896
5. Step 5: Solve for x
   x = 2,572,289,914,896/1,012,847
6. Step 6: Final answer
   x = 2,539,662.87