Finding the Third Proportional to 1,417,879 and 2,179,382

Step by Step Solution

1. Step 1: Write the proportion equation
   1,417,879 : 2,179,382 = 2,179,382 : x
2. Step 2: Convert to fraction form
   1,417,879/2,179,382 = 2,179,382/x
3. Step 3: Cross multiply
   1,417,879x = 2,179,382 × 2,179,382
4. Step 4: Simplify right side
   1,417,879x = 4,749,705,901,924
5. Step 5: Solve for x
   x = 4,749,705,901,924/1,417,879
6. Step 6: Final answer
   x = 3,349,866.88