Finding the Third Proportional to 656,628 and 1,437,818

Step by Step Solution

1. Step 1: Write the proportion equation
   656,628 : 1,437,818 = 1,437,818 : x
2. Step 2: Convert to fraction form
   656,628/1,437,818 = 1,437,818/x
3. Step 3: Cross multiply
   656,628x = 1,437,818 × 1,437,818
4. Step 4: Simplify right side
   656,628x = 2,067,320,601,124
5. Step 5: Solve for x
   x = 2,067,320,601,124/656,628
6. Step 6: Final answer
   x = 3,148,389.35