Finding the Third Proportional to 1,227,439 and 2,667,342

Step by Step Solution

1. Step 1: Write the proportion equation
   1,227,439 : 2,667,342 = 2,667,342 : x
2. Step 2: Convert to fraction form
   1,227,439/2,667,342 = 2,667,342/x
3. Step 3: Cross multiply
   1,227,439x = 2,667,342 × 2,667,342
4. Step 4: Simplify right side
   1,227,439x = 7,114,713,344,964
5. Step 5: Solve for x
   x = 7,114,713,344,964/1,227,439
6. Step 6: Final answer
   x = 5,796,388.53