Finding the Third Proportional to 840,610 and 1,824,109

Step by Step Solution

1. Step 1: Write the proportion equation
   840,610 : 1,824,109 = 1,824,109 : x
2. Step 2: Convert to fraction form
   840,610/1,824,109 = 1,824,109/x
3. Step 3: Cross multiply
   840,610x = 1,824,109 × 1,824,109
4. Step 4: Simplify right side
   840,610x = 3,327,373,643,881
5. Step 5: Solve for x
   x = 3,327,373,643,881/840,610
6. Step 6: Final answer
   x = 3,958,284.63