Finding the Third Proportional to 3,377,869 and 7,280,615

Step by Step Solution

1. Step 1: Write the proportion equation
   3,377,869 : 7,280,615 = 7,280,615 : x
2. Step 2: Convert to fraction form
   3,377,869/7,280,615 = 7,280,615/x
3. Step 3: Cross multiply
   3,377,869x = 7,280,615 × 7,280,615
4. Step 4: Simplify right side
   3,377,869x = 53,007,354,778,225
5. Step 5: Solve for x
   x = 53,007,354,778,225/3,377,869
6. Step 6: Final answer
   x = 15,692,543.07