Finding the Third Proportional to 656,722 and 1,415,972

Step by Step Solution

1. Step 1: Write the proportion equation
   656,722 : 1,415,972 = 1,415,972 : x
2. Step 2: Convert to fraction form
   656,722/1,415,972 = 1,415,972/x
3. Step 3: Cross multiply
   656,722x = 1,415,972 × 1,415,972
4. Step 4: Simplify right side
   656,722x = 2,004,976,704,784
5. Step 5: Solve for x
   x = 2,004,976,704,784/656,722
6. Step 6: Final answer
   x = 3,053,006.76