Finding the Third Proportional to 1,993,626 and 4,248,228

Step by Step Solution

1. Step 1: Write the proportion equation
   1,993,626 : 4,248,228 = 4,248,228 : x
2. Step 2: Convert to fraction form
   1,993,626/4,248,228 = 4,248,228/x
3. Step 3: Cross multiply
   1,993,626x = 4,248,228 × 4,248,228
4. Step 4: Simplify right side
   1,993,626x = 18,047,441,139,984
5. Step 5: Solve for x
   x = 18,047,441,139,984/1,993,626
6. Step 6: Final answer
   x = 9,052,571.11