Finding the Third Proportional to 656,069 and 1,420,942

Step by Step Solution

1. Step 1: Write the proportion equation
   656,069 : 1,420,942 = 1,420,942 : x
2. Step 2: Convert to fraction form
   656,069/1,420,942 = 1,420,942/x
3. Step 3: Cross multiply
   656,069x = 1,420,942 × 1,420,942
4. Step 4: Simplify right side
   656,069x = 2,019,076,167,364
5. Step 5: Solve for x
   x = 2,019,076,167,364/656,069
6. Step 6: Final answer
   x = 3,077,536.31