Finding the Third Proportional to 822,419 and 1,226,810

Step by Step Solution

1. Step 1: Write the proportion equation
   822,419 : 1,226,810 = 1,226,810 : x
2. Step 2: Convert to fraction form
   822,419/1,226,810 = 1,226,810/x
3. Step 3: Cross multiply
   822,419x = 1,226,810 × 1,226,810
4. Step 4: Simplify right side
   822,419x = 1,505,062,776,100
5. Step 5: Solve for x
   x = 1,505,062,776,100/822,419
6. Step 6: Final answer
   x = 1,830,043.78