Finding the Third Proportional to 828,380 and 1,811,848

Step by Step Solution

1. Step 1: Write the proportion equation
   828,380 : 1,811,848 = 1,811,848 : x
2. Step 2: Convert to fraction form
   828,380/1,811,848 = 1,811,848/x
3. Step 3: Cross multiply
   828,380x = 1,811,848 × 1,811,848
4. Step 4: Simplify right side
   828,380x = 3,282,793,175,104
5. Step 5: Solve for x
   x = 3,282,793,175,104/828,380
6. Step 6: Final answer
   x = 3,962,907.33