Finding the Third Proportional to 667,636 and 1,484,538

Step by Step Solution

1. Step 1: Write the proportion equation
   667,636 : 1,484,538 = 1,484,538 : x
2. Step 2: Convert to fraction form
   667,636/1,484,538 = 1,484,538/x
3. Step 3: Cross multiply
   667,636x = 1,484,538 × 1,484,538
4. Step 4: Simplify right side
   667,636x = 2,203,853,073,444
5. Step 5: Solve for x
   x = 2,203,853,073,444/667,636
6. Step 6: Final answer
   x = 3,300,979.99