Finding the Third Proportional to 1,011,323 and 2,172,729

Step by Step Solution

1. Step 1: Write the proportion equation
   1,011,323 : 2,172,729 = 2,172,729 : x
2. Step 2: Convert to fraction form
   1,011,323/2,172,729 = 2,172,729/x
3. Step 3: Cross multiply
   1,011,323x = 2,172,729 × 2,172,729
4. Step 4: Simplify right side
   1,011,323x = 4,720,751,307,441
5. Step 5: Solve for x
   x = 4,720,751,307,441/1,011,323
6. Step 6: Final answer
   x = 4,667,896.71