Finding the Third Proportional to 355,144 and 760,832

Step by Step Solution

1. Step 1: Write the proportion equation
   355,144 : 760,832 = 760,832 : x
2. Step 2: Convert to fraction form
   355,144/760,832 = 760,832/x
3. Step 3: Cross multiply
   355,144x = 760,832 × 760,832
4. Step 4: Simplify right side
   355,144x = 578,865,332,224
5. Step 5: Solve for x
   x = 578,865,332,224/355,144
6. Step 6: Final answer
   x = 1,629,945.41