Finding the Third Proportional to 1,398,239 and 3,063,255

Step by Step Solution

1. Step 1: Write the proportion equation
   1,398,239 : 3,063,255 = 3,063,255 : x
2. Step 2: Convert to fraction form
   1,398,239/3,063,255 = 3,063,255/x
3. Step 3: Cross multiply
   1,398,239x = 3,063,255 × 3,063,255
4. Step 4: Simplify right side
   1,398,239x = 9,383,531,195,025
5. Step 5: Solve for x
   x = 9,383,531,195,025/1,398,239
6. Step 6: Final answer
   x = 6,710,963.72