Finding the Third Proportional to 1,242,298 and 2,661,742

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,298 : 2,661,742 = 2,661,742 : x
2. Step 2: Convert to fraction form
   1,242,298/2,661,742 = 2,661,742/x
3. Step 3: Cross multiply
   1,242,298x = 2,661,742 × 2,661,742
4. Step 4: Simplify right side
   1,242,298x = 7,084,870,474,564
5. Step 5: Solve for x
   x = 7,084,870,474,564/1,242,298
6. Step 6: Final answer
   x = 5,703,036.21