Finding the Third Proportional to 1,011,294 and 2,172,667

Step by Step Solution

1. Step 1: Write the proportion equation
   1,011,294 : 2,172,667 = 2,172,667 : x
2. Step 2: Convert to fraction form
   1,011,294/2,172,667 = 2,172,667/x
3. Step 3: Cross multiply
   1,011,294x = 2,172,667 × 2,172,667
4. Step 4: Simplify right side
   1,011,294x = 4,720,481,892,889
5. Step 5: Solve for x
   x = 4,720,481,892,889/1,011,294
6. Step 6: Final answer
   x = 4,667,764.16