Finding the Third Proportional to 1,177,284 and 1,822,518

Step by Step Solution

1. Step 1: Write the proportion equation
   1,177,284 : 1,822,518 = 1,822,518 : x
2. Step 2: Convert to fraction form
   1,177,284/1,822,518 = 1,822,518/x
3. Step 3: Cross multiply
   1,177,284x = 1,822,518 × 1,822,518
4. Step 4: Simplify right side
   1,177,284x = 3,321,571,860,324
5. Step 5: Solve for x
   x = 3,321,571,860,324/1,177,284
6. Step 6: Final answer
   x = 2,821,385.38