Finding the Third Proportional to 911,990 and 1,362,878

Step by Step Solution

1. Step 1: Write the proportion equation
   911,990 : 1,362,878 = 1,362,878 : x
2. Step 2: Convert to fraction form
   911,990/1,362,878 = 1,362,878/x
3. Step 3: Cross multiply
   911,990x = 1,362,878 × 1,362,878
4. Step 4: Simplify right side
   911,990x = 1,857,436,442,884
5. Step 5: Solve for x
   x = 1,857,436,442,884/911,990
6. Step 6: Final answer
   x = 2,036,685.10