Finding the Third Proportional to 1,206,869 and 1,662,472

Step by Step Solution

1. Step 1: Write the proportion equation
   1,206,869 : 1,662,472 = 1,662,472 : x
2. Step 2: Convert to fraction form
   1,206,869/1,662,472 = 1,662,472/x
3. Step 3: Cross multiply
   1,206,869x = 1,662,472 × 1,662,472
4. Step 4: Simplify right side
   1,206,869x = 2,763,813,150,784
5. Step 5: Solve for x
   x = 2,763,813,150,784/1,206,869
6. Step 6: Final answer
   x = 2,290,068.89