Finding the Third Proportional to 1,137,240 and 2,431,944

Step by Step Solution

1. Step 1: Write the proportion equation
   1,137,240 : 2,431,944 = 2,431,944 : x
2. Step 2: Convert to fraction form
   1,137,240/2,431,944 = 2,431,944/x
3. Step 3: Cross multiply
   1,137,240x = 2,431,944 × 2,431,944
4. Step 4: Simplify right side
   1,137,240x = 5,914,351,619,136
5. Step 5: Solve for x
   x = 5,914,351,619,136/1,137,240
6. Step 6: Final answer
   x = 5,200,618.71