Finding the Third Proportional to 2,193,618 and 3,390,001

Step by Step Solution

1. Step 1: Write the proportion equation
   2,193,618 : 3,390,001 = 3,390,001 : x
2. Step 2: Convert to fraction form
   2,193,618/3,390,001 = 3,390,001/x
3. Step 3: Cross multiply
   2,193,618x = 3,390,001 × 3,390,001
4. Step 4: Simplify right side
   2,193,618x = 11,492,106,780,001
5. Step 5: Solve for x
   x = 11,492,106,780,001/2,193,618
6. Step 6: Final answer
   x = 5,238,882.42