Finding the Third Proportional to 1,512,896 and 3,239,856

Step by Step Solution

1. Step 1: Write the proportion equation
   1,512,896 : 3,239,856 = 3,239,856 : x
2. Step 2: Convert to fraction form
   1,512,896/3,239,856 = 3,239,856/x
3. Step 3: Cross multiply
   1,512,896x = 3,239,856 × 3,239,856
4. Step 4: Simplify right side
   1,512,896x = 10,496,666,900,736
5. Step 5: Solve for x
   x = 10,496,666,900,736/1,512,896
6. Step 6: Final answer
   x = 6,938,128.53