Finding the Third Proportional to 1,189,958 and 1,812,826

Step by Step Solution

1. Step 1: Write the proportion equation
   1,189,958 : 1,812,826 = 1,812,826 : x
2. Step 2: Convert to fraction form
   1,189,958/1,812,826 = 1,812,826/x
3. Step 3: Cross multiply
   1,189,958x = 1,812,826 × 1,812,826
4. Step 4: Simplify right side
   1,189,958x = 3,286,338,106,276
5. Step 5: Solve for x
   x = 3,286,338,106,276/1,189,958
6. Step 6: Final answer
   x = 2,761,726.13