Finding the Third Proportional to 500,618 and 1,042,654

Step by Step Solution

1. Step 1: Write the proportion equation
   500,618 : 1,042,654 = 1,042,654 : x
2. Step 2: Convert to fraction form
   500,618/1,042,654 = 1,042,654/x
3. Step 3: Cross multiply
   500,618x = 1,042,654 × 1,042,654
4. Step 4: Simplify right side
   500,618x = 1,087,127,363,716
5. Step 5: Solve for x
   x = 1,087,127,363,716/500,618
6. Step 6: Final answer
   x = 2,171,570.67