Finding the Third Proportional to 1,011,515 and 2,167,309

Step by Step Solution

1. Step 1: Write the proportion equation
   1,011,515 : 2,167,309 = 2,167,309 : x
2. Step 2: Convert to fraction form
   1,011,515/2,167,309 = 2,167,309/x
3. Step 3: Cross multiply
   1,011,515x = 2,167,309 × 2,167,309
4. Step 4: Simplify right side
   1,011,515x = 4,697,228,301,481
5. Step 5: Solve for x
   x = 4,697,228,301,481/1,011,515
6. Step 6: Final answer
   x = 4,643,755.46