Finding the Third Proportional to 1,180,842 and 1,879,866

Step by Step Solution

1. Step 1: Write the proportion equation
   1,180,842 : 1,879,866 = 1,879,866 : x
2. Step 2: Convert to fraction form
   1,180,842/1,879,866 = 1,879,866/x
3. Step 3: Cross multiply
   1,180,842x = 1,879,866 × 1,879,866
4. Step 4: Simplify right side
   1,180,842x = 3,533,896,177,956
5. Step 5: Solve for x
   x = 3,533,896,177,956/1,180,842
6. Step 6: Final answer
   x = 2,992,691.81