Finding the Third Proportional to 1,456,211 and 2,279,366

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,211 : 2,279,366 = 2,279,366 : x
2. Step 2: Convert to fraction form
   1,456,211/2,279,366 = 2,279,366/x
3. Step 3: Cross multiply
   1,456,211x = 2,279,366 × 2,279,366
4. Step 4: Simplify right side
   1,456,211x = 5,195,509,361,956
5. Step 5: Solve for x
   x = 5,195,509,361,956/1,456,211
6. Step 6: Final answer
   x = 3,567,827.30