Finding the Third Proportional to 656,628 and 1,437,828

Step by Step Solution

1. Step 1: Write the proportion equation
   656,628 : 1,437,828 = 1,437,828 : x
2. Step 2: Convert to fraction form
   656,628/1,437,828 = 1,437,828/x
3. Step 3: Cross multiply
   656,628x = 1,437,828 × 1,437,828
4. Step 4: Simplify right side
   656,628x = 2,067,349,357,584
5. Step 5: Solve for x
   x = 2,067,349,357,584/656,628
6. Step 6: Final answer
   x = 3,148,433.14