Finding the Third Proportional to 711,424 and 1,085,204

Step by Step Solution

1. Step 1: Write the proportion equation
   711,424 : 1,085,204 = 1,085,204 : x
2. Step 2: Convert to fraction form
   711,424/1,085,204 = 1,085,204/x
3. Step 3: Cross multiply
   711,424x = 1,085,204 × 1,085,204
4. Step 4: Simplify right side
   711,424x = 1,177,667,721,616
5. Step 5: Solve for x
   x = 1,177,667,721,616/711,424
6. Step 6: Final answer
   x = 1,655,366.87