Finding the Third Proportional to 1,351,658 and 3,142,944

Step by Step Solution

1. Step 1: Write the proportion equation
   1,351,658 : 3,142,944 = 3,142,944 : x
2. Step 2: Convert to fraction form
   1,351,658/3,142,944 = 3,142,944/x
3. Step 3: Cross multiply
   1,351,658x = 3,142,944 × 3,142,944
4. Step 4: Simplify right side
   1,351,658x = 9,878,096,987,136
5. Step 5: Solve for x
   x = 9,878,096,987,136/1,351,658
6. Step 6: Final answer
   x = 7,308,133.41