Finding the Third Proportional to 3,475,780 and 7,269,360

Step by Step Solution

1. Step 1: Write the proportion equation
   3,475,780 : 7,269,360 = 7,269,360 : x
2. Step 2: Convert to fraction form
   3,475,780/7,269,360 = 7,269,360/x
3. Step 3: Cross multiply
   3,475,780x = 7,269,360 × 7,269,360
4. Step 4: Simplify right side
   3,475,780x = 52,843,594,809,600
5. Step 5: Solve for x
   x = 52,843,594,809,600/3,475,780
6. Step 6: Final answer
   x = 15,203,377.32