Finding the Third Proportional to 804,542 and 1,762,721

Step by Step Solution

1. Step 1: Write the proportion equation
   804,542 : 1,762,721 = 1,762,721 : x
2. Step 2: Convert to fraction form
   804,542/1,762,721 = 1,762,721/x
3. Step 3: Cross multiply
   804,542x = 1,762,721 × 1,762,721
4. Step 4: Simplify right side
   804,542x = 3,107,185,323,841
5. Step 5: Solve for x
   x = 3,107,185,323,841/804,542
6. Step 6: Final answer
   x = 3,862,054.84