Finding the Third Proportional to 1,242,828 and 2,662,656

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,828 : 2,662,656 = 2,662,656 : x
2. Step 2: Convert to fraction form
   1,242,828/2,662,656 = 2,662,656/x
3. Step 3: Cross multiply
   1,242,828x = 2,662,656 × 2,662,656
4. Step 4: Simplify right side
   1,242,828x = 7,089,736,974,336
5. Step 5: Solve for x
   x = 7,089,736,974,336/1,242,828
6. Step 6: Final answer
   x = 5,704,519.83