Finding the Third Proportional to 822,680 and 1,834,408

Step by Step Solution

1. Step 1: Write the proportion equation
   822,680 : 1,834,408 = 1,834,408 : x
2. Step 2: Convert to fraction form
   822,680/1,834,408 = 1,834,408/x
3. Step 3: Cross multiply
   822,680x = 1,834,408 × 1,834,408
4. Step 4: Simplify right side
   822,680x = 3,365,052,710,464
5. Step 5: Solve for x
   x = 3,365,052,710,464/822,680
6. Step 6: Final answer
   x = 4,090,354.34