Finding the Third Proportional to 1,269,988 and 2,716,731

Step by Step Solution

1. Step 1: Write the proportion equation
   1,269,988 : 2,716,731 = 2,716,731 : x
2. Step 2: Convert to fraction form
   1,269,988/2,716,731 = 2,716,731/x
3. Step 3: Cross multiply
   1,269,988x = 2,716,731 × 2,716,731
4. Step 4: Simplify right side
   1,269,988x = 7,380,627,326,361
5. Step 5: Solve for x
   x = 7,380,627,326,361/1,269,988
6. Step 6: Final answer
   x = 5,811,572.49