Finding the Third Proportional to 5,674,640 and 12,451,744

Step by Step Solution

1. Step 1: Write the proportion equation
   5,674,640 : 12,451,744 = 12,451,744 : x
2. Step 2: Convert to fraction form
   5,674,640/12,451,744 = 12,451,744/x
3. Step 3: Cross multiply
   5,674,640x = 12,451,744 × 12,451,744
4. Step 4: Simplify right side
   5,674,640x = 155,045,928,641,536
5. Step 5: Solve for x
   x = 155,045,928,641,536/5,674,640
6. Step 6: Final answer
   x = 27,322,601.72