Finding the Third Proportional to 1,218,812 and 2,641,008

Step by Step Solution

1. Step 1: Write the proportion equation
   1,218,812 : 2,641,008 = 2,641,008 : x
2. Step 2: Convert to fraction form
   1,218,812/2,641,008 = 2,641,008/x
3. Step 3: Cross multiply
   1,218,812x = 2,641,008 × 2,641,008
4. Step 4: Simplify right side
   1,218,812x = 6,974,923,256,064
5. Step 5: Solve for x
   x = 6,974,923,256,064/1,218,812
6. Step 6: Final answer
   x = 5,722,722.83