Finding the Third Proportional to 1,752,842 and 2,640,800

Step by Step Solution

1. Step 1: Write the proportion equation
   1,752,842 : 2,640,800 = 2,640,800 : x
2. Step 2: Convert to fraction form
   1,752,842/2,640,800 = 2,640,800/x
3. Step 3: Cross multiply
   1,752,842x = 2,640,800 × 2,640,800
4. Step 4: Simplify right side
   1,752,842x = 6,973,824,640,000
5. Step 5: Solve for x
   x = 6,973,824,640,000/1,752,842
6. Step 6: Final answer
   x = 3,978,581.44