Finding the Third Proportional to 2,017,740 and 4,222,416

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017,740 : 4,222,416 = 4,222,416 : x
2. Step 2: Convert to fraction form
   2,017,740/4,222,416 = 4,222,416/x
3. Step 3: Cross multiply
   2,017,740x = 4,222,416 × 4,222,416
4. Step 4: Simplify right side
   2,017,740x = 17,828,796,877,056
5. Step 5: Solve for x
   x = 17,828,796,877,056/2,017,740
6. Step 6: Final answer
   x = 8,836,022.92