Finding the Third Proportional to 656,738 and 1,418,260

Step by Step Solution

1. Step 1: Write the proportion equation
   656,738 : 1,418,260 = 1,418,260 : x
2. Step 2: Convert to fraction form
   656,738/1,418,260 = 1,418,260/x
3. Step 3: Cross multiply
   656,738x = 1,418,260 × 1,418,260
4. Step 4: Simplify right side
   656,738x = 2,011,461,427,600
5. Step 5: Solve for x
   x = 2,011,461,427,600/656,738
6. Step 6: Final answer
   x = 3,062,806.52