Finding the Third Proportional to 656,667 and 1,415,880

Step by Step Solution

1. Step 1: Write the proportion equation
   656,667 : 1,415,880 = 1,415,880 : x
2. Step 2: Convert to fraction form
   656,667/1,415,880 = 1,415,880/x
3. Step 3: Cross multiply
   656,667x = 1,415,880 × 1,415,880
4. Step 4: Simplify right side
   656,667x = 2,004,716,174,400
5. Step 5: Solve for x
   x = 2,004,716,174,400/656,667
6. Step 6: Final answer
   x = 3,052,865.72