Finding the Third Proportional to 1,242,436 and 2,661,944

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,436 : 2,661,944 = 2,661,944 : x
2. Step 2: Convert to fraction form
   1,242,436/2,661,944 = 2,661,944/x
3. Step 3: Cross multiply
   1,242,436x = 2,661,944 × 2,661,944
4. Step 4: Simplify right side
   1,242,436x = 7,085,945,859,136
5. Step 5: Solve for x
   x = 7,085,945,859,136/1,242,436
6. Step 6: Final answer
   x = 5,703,268.30