Finding the Third Proportional to 1,396,215 and 2,240,100

Step by Step Solution

1. Step 1: Write the proportion equation
   1,396,215 : 2,240,100 = 2,240,100 : x
2. Step 2: Convert to fraction form
   1,396,215/2,240,100 = 2,240,100/x
3. Step 3: Cross multiply
   1,396,215x = 2,240,100 × 2,240,100
4. Step 4: Simplify right side
   1,396,215x = 5,018,048,010,000
5. Step 5: Solve for x
   x = 5,018,048,010,000/1,396,215
6. Step 6: Final answer
   x = 3,594,036.74