Finding the Third Proportional to 1,456,215 and 2,279,371

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,215 : 2,279,371 = 2,279,371 : x
2. Step 2: Convert to fraction form
   1,456,215/2,279,371 = 2,279,371/x
3. Step 3: Cross multiply
   1,456,215x = 2,279,371 × 2,279,371
4. Step 4: Simplify right side
   1,456,215x = 5,195,532,155,641
5. Step 5: Solve for x
   x = 5,195,532,155,641/1,456,215
6. Step 6: Final answer
   x = 3,567,833.15