Finding the Third Proportional to 1,387,440 and 3,010,734

Step by Step Solution

1. Step 1: Write the proportion equation
   1,387,440 : 3,010,734 = 3,010,734 : x
2. Step 2: Convert to fraction form
   1,387,440/3,010,734 = 3,010,734/x
3. Step 3: Cross multiply
   1,387,440x = 3,010,734 × 3,010,734
4. Step 4: Simplify right side
   1,387,440x = 9,064,519,218,756
5. Step 5: Solve for x
   x = 9,064,519,218,756/1,387,440
6. Step 6: Final answer
   x = 6,533,269.34