Finding the Third Proportional to 1,993,418 and 4,270,068

Step by Step Solution

1. Step 1: Write the proportion equation
   1,993,418 : 4,270,068 = 4,270,068 : x
2. Step 2: Convert to fraction form
   1,993,418/4,270,068 = 4,270,068/x
3. Step 3: Cross multiply
   1,993,418x = 4,270,068 × 4,270,068
4. Step 4: Simplify right side
   1,993,418x = 18,233,480,724,624
5. Step 5: Solve for x
   x = 18,233,480,724,624/1,993,418
6. Step 6: Final answer
   x = 9,146,842.62