Finding the Third Proportional to 1,458,472 and 2,207,828

Step by Step Solution

1. Step 1: Write the proportion equation
   1,458,472 : 2,207,828 = 2,207,828 : x
2. Step 2: Convert to fraction form
   1,458,472/2,207,828 = 2,207,828/x
3. Step 3: Cross multiply
   1,458,472x = 2,207,828 × 2,207,828
4. Step 4: Simplify right side
   1,458,472x = 4,874,504,477,584
5. Step 5: Solve for x
   x = 4,874,504,477,584/1,458,472
6. Step 6: Final answer
   x = 3,342,199.56