Finding the Third Proportional to 2,148,266 and 3,011,439

Step by Step Solution

1. Step 1: Write the proportion equation
   2,148,266 : 3,011,439 = 3,011,439 : x
2. Step 2: Convert to fraction form
   2,148,266/3,011,439 = 3,011,439/x
3. Step 3: Cross multiply
   2,148,266x = 3,011,439 × 3,011,439
4. Step 4: Simplify right side
   2,148,266x = 9,068,764,850,721
5. Step 5: Solve for x
   x = 9,068,764,850,721/2,148,266
6. Step 6: Final answer
   x = 4,221,434.80