Finding the Third Proportional to 2,191,885 and 3,439,271

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191,885 : 3,439,271 = 3,439,271 : x
2. Step 2: Convert to fraction form
   2,191,885/3,439,271 = 3,439,271/x
3. Step 3: Cross multiply
   2,191,885x = 3,439,271 × 3,439,271
4. Step 4: Simplify right side
   2,191,885x = 11,828,585,011,441
5. Step 5: Solve for x
   x = 11,828,585,011,441/2,191,885
6. Step 6: Final answer
   x = 5,396,535.41