Finding the Third Proportional to 1,751,642 and 2,639,995

Step by Step Solution

1. Step 1: Write the proportion equation
   1,751,642 : 2,639,995 = 2,639,995 : x
2. Step 2: Convert to fraction form
   1,751,642/2,639,995 = 2,639,995/x
3. Step 3: Cross multiply
   1,751,642x = 2,639,995 × 2,639,995
4. Step 4: Simplify right side
   1,751,642x = 6,969,573,600,025
5. Step 5: Solve for x
   x = 6,969,573,600,025/1,751,642
6. Step 6: Final answer
   x = 3,978,880.16