Finding the Third Proportional to 656,744 and 1,418,272

Step by Step Solution

1. Step 1: Write the proportion equation
   656,744 : 1,418,272 = 1,418,272 : x
2. Step 2: Convert to fraction form
   656,744/1,418,272 = 1,418,272/x
3. Step 3: Cross multiply
   656,744x = 1,418,272 × 1,418,272
4. Step 4: Simplify right side
   656,744x = 2,011,495,465,984
5. Step 5: Solve for x
   x = 2,011,495,465,984/656,744
6. Step 6: Final answer
   x = 3,062,830.37