Finding the Third Proportional to 828,642 and 1,804,902

Step by Step Solution

1. Step 1: Write the proportion equation
   828,642 : 1,804,902 = 1,804,902 : x
2. Step 2: Convert to fraction form
   828,642/1,804,902 = 1,804,902/x
3. Step 3: Cross multiply
   828,642x = 1,804,902 × 1,804,902
4. Step 4: Simplify right side
   828,642x = 3,257,671,229,604
5. Step 5: Solve for x
   x = 3,257,671,229,604/828,642
6. Step 6: Final answer
   x = 3,931,337.33